Part of speech:
One that authorizes another to act as a representative; a client.
Any of the main constituent parts, as of a high-fidelity sound system
A substance found in the body, such as a protein, that is essential to a biological process. For example, growth factors are needed for proper cell growth and development.
Any of the things that a mixture is made of
The part of a meal or quantity of food served to a person; serving; helping
(Archaic) A small part of something written, such as a clause of a document.
Being a chemical element in uncombined form
Of first principles, rudiments, or fundamentals; introductory; basic; simple
Of or relating to the foundation or base; elementary:
Being in a beginning or early stage; incipient:
Tending or used to initiate.
Made up of parts forming a whole
Introducing; giving a preview or idea of
Having developed early in the evolutionary history of a group:
Of or relating to basic facts or principles; elementary:
By which a process or series comes to an end; final; conclusive
The general environment or condition, as in attitudes and ideas:
(Gram.) A characteristic of verbs, expressed in some languages by inflection, indicating the nature of an action as being completed or single (called perfective or nonprogressive aspect), or as being uncompleted, repeated, or habitual (called imperfective or progressive aspect); also, an analytic category based on this characteristic
Basic military training
(Countable) A person's name, address and other personal information.
(Physics) A region in a ferromagnetic material within which the atoms are magnetically aligned: alignment of these regions results in the material being magnetized
The softer, friable part of land; soil, especially productive soil.
All of the conditions, circumstances, etc. that surround and influence life on earth, including atmospheric conditions, food chains, and the water cycle
A film, usually fictional, running 40 minutes or longer, esp. as the main presentation in a theater
A rapid, persistent chemical change that releases heat and light and is accompanied by flame, especially the exothermic oxidation of a combustible substance:
A number of individuals or things considered or classed together because of similarities:
An integral part; constituent
An implement made of iron alloy or similar metal, especially a bar heated for use in branding, curling hair, or cauterizing.
The information itself:
Tools or apparatus for the performance of a given task:
What a thing is made of; constituent substance or material
A person belonging to some association, society, community, party, etc.
Any of a category of electropositive elements that usually have a shiny surface, are generally good conductors of heat and electricity, and can be melted or fused, hammered into thin sheets, or drawn into wires. Typical metals form salts with nonmetals, basic oxides with oxygen, and alloys with one another.
A level of development, existence, or achievement:
The major idea or essential part of a concept or narrative:
A basic source.
Basic nature; character; kind
(Fortification) The ground plan of a work or works.
Any fixed quantity, amount, distance, measure, etc. used as a standard
Water with reference to
(Biol.) An incompletely developed organ or part; specif., a vestigial organ or part with no functional activity; vestige
A fundamental element, fact, idea, etc. upon which something is built, developed, maintained, etc.
A particular section or item of a series in a written document, as in a contract, constitution, or treaty.
A single article or unit in a collection, enumeration, or series.
(Logic) A particular proposition.
Symbol Am A synthetic, silvery-white, radioactive metallic element of the actinide series that is produced artificially by bombarding plutonium with neutrons. Americium is used as a source of alpha particles for smoke detectors and gamma rays for industrial gauges. Its most stable isotope has a half-life of 7,950 years. Atomic number 95; specific gravity 11.7; valence 3, 4, 5, 6.
A highly unstable radioactive element, the heaviest of the halogen group, that resembles iodine in solution. Its longest lived isotope has a mass number of 210 and has a half-life of 8.3 hours. Atomic number 85; melting point 302°C; boiling point 337°C; valence probably 1, 3, 5, 7.
A synthetic transuranic radioactive element having isotopes with mass numbers from 235 to 254. Its longest-lived isotopes, Bk-247 and Bk-248, have half-lives of 1,380 years and more than 9 years, respectively; the isotope produced in greatest quantity, Bk-249, has a half-life of 330 days. Atomic number 97; melting point 996°C; specific gravity 14 (estimated); valence 3, 4.
A synthetic, silvery-white, radioactive metallic element of the actinide series that is produced artificially from plutonium or americium. Curium isotopes are used to provide electricity for satellites and space probes. Its most stable isotope has a half-life of 16.4 million years. Atomic number 96; melting point (estimated) 1,350°C; valence 3.
A synthetic, radioactive metallic element of the actinide series that is usually produced by bombarding plutonium or another element with neutrons. It was first isolated in a region near the explosion site of a hydrogen bomb. Its longest-lived isotope is Es 254 with a half-life of 276 days. Atomic number 99; melting point 860°C.
A radioactive, metallic chemical element, one of the actinides, produced by intense neutron bombardment of plutonium, as in a cyclotron: symbol, Fm; at. no. 100
An extremely unstable, radioactive element of the alkali group. It is the heaviest metal of the group. Francium occurs in nature, but less than 28.35 g (1 oz) is present in the Earth's crust at any time. It has approximately 19 isotopes, the most stable of which is Fr 223 with a half-life of 21 minutes. Atomic number 87; valence 1.
A radioactive, metallic chemical element, one of the actinides, produced by bombarding einsteinium with high-energy alpha particles in a cyclotron: symbol, Md; at. no. 101
A silver-colored, radioactive, metallic chemical element, one of the actinides, produced by bombarding uranium atoms with neutrons: symbol, Np; at. no. 93
A radioactive metallic element, occurring naturally in small quantities as a product of radium disintegration and produced synthetically by bombarding bismuth or lead with neutrons. Most isotopes decay by alpha-particle emission; the most stable are Po-208 and Po-209, with half-lives of 2.9 years and 102 years, respectively. Po-210, with a half-life of 138.4 days, is the most readily available isotope and is extremely toxic. Atomic number 84; melting point 254°C; boiling point 962°C; specific gravity 9.20; valence 2, 4, 6.
A radioactive rare-earth element prepared by fission of uranium or by neutron bombardment of neodymium, having nearly 50 isotopes and isomers, of which the most stable have half-lives of 2.62 years (Pm-147), 5.53 years (Pm-146), and 17.7 years (Pm-145). Promethium-147 is most easily obtained and is used as a source of beta rays. Atomic number 61; melting point 1,042°C; boiling point 3000°C; specific gravity 7.264 (25°C); valence 3.
A rare, extremely toxic, radioactive metallic element of the actinide series that occurs in uranium ores. It has 13 known isotopes, the most stable of which is protactinium 231 with a half-life of 32,760 years. Atomic number 91; approximate melting point 1,550°C; specific gravity 15.37; valence 4, 5.
A silvery-gray radioactive metal, the first synthetically produced element, having isotopes with masses ranging from 85 to 118 and half-lives up to 4.2 million years. It is principally used as a tracer in a variety of medical applications. It is a remarkable inhibitor of corrosion in steel, but this use is limited because of radioactivity hazards. Atomic number 43; melting point 2,157°C; boiling point 4,265°C; specific gravity 11.50 (calculated); valence 0, 2, 4, 5, 6, 7.
A very hard, heavy, silver-colored, radioactive, metallic chemical element, one of the actinides, found only in combination, chiefly in pitchblende: symbol, U; at. no. 92: an isotope (uranium-235) undergoes neutron-induced fission and another, more plentiful, isotope (uranium-238) is used to produce plutonium
Primary or fundamental:
- Factor applies to any of the component parts that are instrumental in determining the nature of the complex luck was a factor in his success
- Ingredient refers to any of the substances (sometimes nonessential) that are mixed together in preparing a food, medicine, etc. the ingredients of a cocktail
- Component and constituent both refer to any of the simple or compound parts of some complex thing or concept, but constituent also implies that the part is essential to the complex hemoglobin is a constituent of blood
- Element , in its general use, is the broadest term for any of the basic, irreducible parts or principles of anything, concrete or abstract the elements of a science
Find another word for element. In this page you can discover 75 synonyms, antonyms, idiomatic expressions, and related words for element, like: constituent, component, factor, ingredient, portion, particle, part, abecedary, elemental, elementary and fundamental.