An abnormally high immunologic sensitivity to certain stimuli such as drugs, foods, environmental irritants, microorganisms, or physical conditions, such as temperature extremes. These stimuli act as antigens, provoking an immunological response involving the release of inflammatory substances, such as histamine, in the body. Allergies may be innate or acquired in genetically predisposed individuals. Common symptoms include sneezing, itching, and skin rashes, though in some individuals symptoms can be severe.
Something given in reply.
(--- Physiology) An involuntary response to a stimulus.
The act of opposing or resisting.
The definition of an opinion is a belief, impression, judgment or prevailing view held by a person.
A snarl formed in the part of a fishing line that is wound around the reel.
A signal for a military withdrawal.
A retreat or retirement:
The recurrence of a disease after apparent improvement
(Medicine) Subsidence of the symptoms or process of a disease.
(Military, dated) A defensive work constructed within a fortification to make it more defensible (by allowing defenders to retreat into and fight from it even after the enemy has taken the outer work).
The fixing of the mind on some subject; serious thought; contemplation
Effect is defined as a result of something or the ability to bring about a result.
Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
The act or practice of making such a reply
A posture or pose of being cocky, haughty, etc.
Lack of normal response to a biologically active compound such as a hormone:
A receiving or being received
An answer; reply; retort
(Usually plural) Operation; action.
The headquarters or center from which a military action, flights into and out of an airfield, or other activities are controlled.
The way a machine, element, etc. acts or functions
(Law) An action or question to be resolved by a court of law
Stability is the state of being resistant to change and not prone to wild fluctuations in emotion.
The definition of a result is how something ended or the outcome of some action.
Machine is defined as a mechanical device.
An engagement between troops or ships:
Find another word for reactions. In this page you can discover 33 synonyms, antonyms, idiomatic expressions, and related words for reactions, like: responses, allergies, replies, reflexes, oppositions, opinions, backlashes, retreats, withdrawals, relapses and regressions.