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Poison synonyms

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vitiate
To weaken morally; debase; pervert
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  1. To weaken morally; debase; pervert
  2. To invalidate either partially or completely.
  3. To interfere with; to impair; to render null and void; to cause to have no effect.
adulterant
A substance that adulterates
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  1. A substance that adulterates
  2. That which adulterates; or reduces the purity of.
empoison
(Archaic) To poison.
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  1. (Archaic) To poison.
  2. (Archaic) To make poisonous; taint or corrupt
  3. To fill with venom; embitter.
virus
A disease caused by a virus.
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  1. A disease caused by a virus.
  2. (Computer Science) A computer program that duplicates itself in a manner that is harmful to normal computer use. Most viruses work by attaching themselves to another program. The amount of damage varies; viruses may erase all data or do nothing but reproduce themselves.
  3. Any of various infectious agents, usually ultramicroscopic, that consist of nucleic acid, either RNA or DNA, within a case of protein: they infect animals, plants, and bacteria and reproduce only within living cells: viruses are considered as being nonliving chemical units or sometimes as living organisms
bane
A source of persistent annoyance or exasperation:
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  1. A source of persistent annoyance or exasperation:
  2. (Archaic) Fatal injury or ruin:
  3. A cause of harm, ruin, or death:
toxin
A poisonous or harmful nonbiological substance, such as a pollutant.
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  1. A poisonous or harmful nonbiological substance, such as a pollutant.
  2. Any of various similar poisons, related to proteins, formed in certain plants, as ricin, or secreted by certain animals, as snake venom: toxins, when injected into animals or humans, typically initiate the formation of antitoxins
  3. A poisonous substance, especially a protein, that is produced by living cells or organisms and is capable of causing disease when introduced into the body tissues but is often also capable of inducing neutralizing antibodies or antitoxins.
infection
The invasion of bodily tissue by pathogenic microorganisms that proliferate, resulting in tissue injury that can progress to disease:
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  1. The invasion of bodily tissue by pathogenic microorganisms that proliferate, resulting in tissue injury that can progress to disease:
  2. The invasion of the body of a human or an animal by a pathogen such as a bacterium, fungus, or virus. Infections can be localized, as in pharyngitis , or widespread as in sepsis , and are often accompanied by fever and an increased number of white blood cells. Individuals with immunodeficiency syndromes are predisposed to certain infections.
  3. An agent or a contaminated substance responsible for one's becoming infected:
germ
A microorganism, especially a pathogen.
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  1. A microorganism, especially a pathogen.
  2. (Biology) A small mass of protoplasm or cells from which a new organism or one of its parts may develop.
  3. The earliest form of an organism; a seed, bud, or spore.
bacteria
In the two-empire system, a taxonomic kingdom, within domain Prokaryota: single cell organisms (the bacteria); once divided into the Archaebacteria and Eubacteria.
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  1. In the two-empire system, a taxonomic kingdom, within domain Prokaryota: single cell organisms (the bacteria); once divided into the Archaebacteria and Eubacteria.
  2. Any of a division (Bacteria) of monerans, microorganisms which are typically one-celled, have no chlorophyll, multiply by simple division, and can be seen only with a microscope: they occur in three main forms, spherical (cocci), rod-shaped (bacilli), and spiral (spirilla): some bacteria cause diseases such as pneumonia and anthrax, and others are necessary for fermentation, nitrogen fixation, etc.
  3. In the three-domain system, a taxonomic domain comprising the single kingdom also called Bacteria, containing about 25 phyla.
oil
A painting done in oil paint.
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  1. A painting done in oil paint.
  2. Any of various substances having the consistency of oil
  3. A petroleum derivative, such as a machine oil or lubricant.
vapor
Any substance vaporized for use in machinery, medical therapy, etc.
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  1. Any substance vaporized for use in machinery, medical therapy, etc.
  2. The gaseous state of a substance that is normally liquid or solid at room temperature, such as water that has evaporated into the air.
  3. A mixture of fine droplets of a substance and air, as the fuel mixture of an internal-combustion engine.
gas
Any gas, as nitrous oxide, used as an anesthetic
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  1. Any gas, as nitrous oxide, used as an anesthetic
  2. A gaseous fuel, such as natural gas.
  3. A condition resulting from indigestion in which such gas causes abdominal bloating, flatulence, etc.
infect
To transmit a pathogen or disease to:
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  1. To transmit a pathogen or disease to:
  2. (Computers) To become transmitted to and copied on (a hard drive, for example). Used of a virus or other harmful software.
  3. To cause to become diseased by bringing into contact with such an organism or matter
injure
To offend (one's feelings, pride, etc.); wound
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  1. To offend (one's feelings, pride, etc.); wound
  2. To cause physical harm to; hurt:
  3. To cause physical harm to; hurt:
kill
(Informal) To overcome with laughter, chagrin, pleasure, surprise, etc.
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  1. (Informal) To overcome with laughter, chagrin, pleasure, surprise, etc.
  2. To cause (an engine, etc.) to stop; turn off
  3. To thwart passage of; veto:
murder
To commit murder
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  1. To commit murder
  2. To kill (a person) unlawfully and with malice
  3. To kill inhumanly or barbarously, as in warfare
destroy
To break up or spoil completely; ruin
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  1. To break up or spoil completely; ruin
  2. To put to death; kill:
  3. To kill
corrupt
To alter from original or proper form:
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  1. To alter from original or proper form:
  2. To destroy or subvert the honesty or integrity of, as by offering bribes:
  3. To become corrupt.
pervert
To turn to an improper use; misuse
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  1. To turn to an improper use; misuse
  2. To bring into a worse condition; debase
  3. To cause to turn from what is considered right, good, or true; misdirect; lead astray; corrupt
undermine
To dig beneath; excavate ground from under, so as to form a tunnel or mine
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  1. To dig beneath; excavate ground from under, so as to form a tunnel or mine
  2. To injure, weaken, or impair, esp. by subtle, stealthy, or insidious means
  3. To wear away and weaken the supports of
defile
To profane or sully
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  1. To profane or sully
  2. To profane or sully (a reputation, for example).
  3. To have sexual intercourse with (a woman who is a virgin).
harm
To do harm to:
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  1. To do harm to:
  2. To do harm to; hurt, damage, etc.
taint
To subject to decay or putrefaction:
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  1. To subject to decay or putrefaction:
  2. To become tainted
  3. To affect or associate with something undesirable or reprehensible:
envenom
To embitter.
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  1. To embitter.
  2. To put venom or poison on or into; make poisonous
  3. To fill with hate; embitter
bane
Deadly poison
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  1. Deadly poison
  2. The cause of distress, death, or ruin
  3. (Archaic) Fatal injury or ruin:
canker
A condition in horses similar to but more advanced than thrush.
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  1. A condition in horses similar to but more advanced than thrush.
  2. A disease of plants that causes local decay of bark and wood
  3. An inflammation or infection of the ear and auditory canal, especially in dogs and cats.
contagion
The transmission of an infectious disease resulting from direct or indirect contact between individuals or animals.
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  1. The transmission of an infectious disease resulting from direct or indirect contact between individuals or animals.
  2. The direct cause, such as a bacterium or virus, of a communicable disease.
  3. The causative agent of a communicable disease; bacteria or virus
toxin
A poisonous or harmful nonbiological substance, such as a pollutant.
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  1. A poisonous or harmful nonbiological substance, such as a pollutant.
  2. Any of various similar poisons, related to proteins, formed in certain plants, as ricin, or secreted by certain animals, as snake venom: toxins, when injected into animals or humans, typically initiate the formation of antitoxins
  3. A poisonous substance, especially a protein, that is produced by living cells or organisms and is capable of causing disease when introduced into the body tissues but is often also capable of inducing neutralizing antibodies or antitoxins.
venom
The poison secreted by some snakes, spiders, insects, etc., introduced into the body of the victim by bite or sting
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  1. The poison secreted by some snakes, spiders, insects, etc., introduced into the body of the victim by bite or sting
  2. A poisonous secretion of an animal, such as a snake, spider, or scorpion, usually transmitted to prey or to attackers by a bite or sting.
  3. Any of various poisonous substances secreted by certain snakes, spiders, scorpions, and insects and transmitted to a victim by a bite or sting. Venoms are highly concentrated fluids that typically consist of dozens or hundreds of powerful enzymes, peptides, and smaller organic compounds. These compounds target and disable specific chemicals in the victim, damaging cellular and organ system function. Snake venoms, for example, contain substances that block platelet aggregation (causing bleeding) and that prevent the release of acetylcholine by nerve endings (causing muscle paralysis). Many substances contained in venoms are under investigation for use as pharmaceuticals.
virus
Any of various submicroscopic agents that infect living organisms, often causing disease, and that consist of a single or double strand of RNA or DNA surrounded by a protein coat. Unable to replicate without a host cell, viruses are typically not considered living organisms.
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  1. Any of various submicroscopic agents that infect living organisms, often causing disease, and that consist of a single or double strand of RNA or DNA surrounded by a protein coat. Unable to replicate without a host cell, viruses are typically not considered living organisms.
  2. A harmful or destructive influence:
  3. A disease caused by a virus.
adulterator
One who or that which adulterates, or harms the purity of, something.
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  1. One who or that which adulterates, or harms the purity of, something.
contaminant
That which contaminates; an impurity; foreign matter.
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  1. That which contaminates; an impurity; foreign matter.
  2. One that contaminates.
  3. A substance that contaminates another substance, the air, water, etc.
contamination
The act or process of contaminating; pollution; defilement; taint; also, that which contaminates.
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  1. The act or process of contaminating; pollution; defilement; taint; also, that which contaminates.
  2. The process of making a material or surface unclean or unsuited for its intended purpose, usually by the addition or attachment of undesirable foreign substances.
  3. A contaminating or being contaminated
contaminator
A thing that contaminates; a contaminant
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  1. A thing that contaminates; a contaminant
  2. A person who contaminates
impurity
The quality or condition of being impure, especially:
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  1. The quality or condition of being impure, especially:
  2. Lack of consistency or homogeneity; adulteration.
  3. Contamination or pollution.
pollutant
Something that pollutes; esp., a harmful chemical or waste material discharged into the water or atmosphere
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  1. Something that pollutes; esp., a harmful chemical or waste material discharged into the water or atmosphere
  2. A substance or condition that contaminates air, water, or soil. Pollutants can be artificial substances, such as pesticides and PCBs, or naturally occurring substances, such as oil or carbon dioxide, that occur in harmful concentrations in a given environment. Heat transmitted to natural waterways through warm-water discharge from power plants and uncontained radioactivity from nuclear wastes are also considered pollutants.
contaminate
To make impure, infected, corrupt, radioactive, etc. by contact with something or by the addition of something; pollute; defile; sully; taint
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  1. To make impure, infected, corrupt, radioactive, etc. by contact with something or by the addition of something; pollute; defile; sully; taint
  2. To expose to or permeate with radioactivity.
  3. (Linguistics) To influence the semantic properties or phonological form of (a word or phrase); blend with:
defile
To march in single file or in files or columns.
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  1. To march in single file or in files or columns.
  2. To have sexual intercourse with (a woman who is a virgin).
  3. To profane or sully
foul
(--- Baseball) To hit a ball outside the foul lines:
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  1. (--- Baseball) To hit a ball outside the foul lines:
  2. To fill up; encrust; choke
  3. (--- Sports) To commit a foul against.
pollute
To render impure or morally harmful; corrupt:
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  1. To render impure or morally harmful; corrupt:
  2. To make less suitable for an activity, especially by the introduction of unwanted factors:
  3. To contaminate (water, air, etc.) with harmful chemicals, waste material, etc.
canker
To infect with corruption or decay.
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  1. To infect with corruption or decay.
  2. To infect or debase with corruption
  3. To become infected with canker.
envenom
To embitter.
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  1. To embitter.
  2. To put venom or poison on or into; make poisonous
  3. To fill with hate; embitter
infect
To cause to become diseased by bringing into contact with such an organism or matter
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  1. To cause to become diseased by bringing into contact with such an organism or matter
  2. To affect or imbue with feelings, beliefs, etc. that are regarded as negative or harmful
  3. To cause the invasion of (a cell, for example) with a microorganism or other infectious agent:
mephitic
Bad-smelling
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  1. Bad-smelling
  2. Of or caused by mephitis
  3. Poisonous; noxious
mephitical
Alternative form of mephitic.
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  1. Alternative form of mephitic.
poisonous
Capable of harming or killing by poison:
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  1. Capable of harming or killing by poison:
  2. Containing or being a poison:
  3. Harmful or destructive:
toxic
Capable of causing injury or death, especially by chemical means; poisonous:
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  1. Capable of causing injury or death, especially by chemical means; poisonous:
  2. Acting as a poison; poisonous
  3. Relating to or caused by a toxin or other poison:
toxicant
Capable of causing damage by poisoning
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  1. Capable of causing damage by poisoning
  2. Poisonous; toxic.
venomous
Malicious; spiteful:
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  1. Malicious; spiteful:
  2. Harmful or destructive:
  3. Secreting and transmitting venom:
virulent
Able to overcome the natural defenses of the host; highly infectious
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  1. Able to overcome the natural defenses of the host; highly infectious
  2. Characterized by, causing, or promoting the rapid onset of severe illness. Used of a disease or toxin.
  3. Extremely poisonous or injurious; deadly
Find another word for poison. In this page you can discover 61 synonyms, antonyms, idiomatic expressions, and related words for poison, like: vitiate, adulterant, empoison, virus, bane, toxin, infection, germ, bacteria, oil and vapor.

Sentence Examples

  • Jonny was safe, even if she hadn't been able to wipe away all traces of the poison in his blood.

  • Its words are poison but its magic protects my city.

  • I didn't even see any poison ivy today.

  • Desault died suddenly, not without suspicion of poison, on the 1st of June, and it was some days before doctors Pelletan and Dumangin were called.

  • He dies by poison soon afterwards.

More sentences →

Words that mention poison in the Dictionary

Words near poison in the Thesaurus