Reactionnoun
An action or statement in response to a stimulus or other event
Reactionnoun
(chemistry) A transformation in which one or more substances is converted into another by combination or decomposition
Reactionnoun
(politics) Reactionary politics; a period in which reactionary thought or politics is resurgent or dominant.
Reactionnoun
Any action in resisting other action or force; counter tendency; movement in a contrary direction; reverse action.
Reactionnoun
The mutual or reciprocal action of chemical agents upon each other, or the action upon such chemical agents of some form of energy, as heat, light, or electricity, resulting in a chemical change in one or more of these agents, with the production of new compounds or the manifestation of distinctive characters. See Blowpipe reaction, Flame reaction, under Blowpipe, and Flame.
Reactionnoun
An action induced by vital resistance to some other action; depression or exhaustion of vital force consequent on overexertion or overstimulation; heightened activity and overaction succeeding depression or shock.
Reactionnoun
The force which a body subjected to the action of a force from another body exerts upon the latter body in the opposite direction.
Reactionnoun
Backward tendency or movement after revolution, reform, or great progress in any direction.
Reactionnoun
A regular or characteristic response to a stimulation of the nerves.
Reactionnoun
An action by a person or people in response to an event. The reaction may be primarily mental (" a reaction of surprise") but is usually manifested by some activity.
Reactionnoun
a response that reveals a person's feelings or attitude;
Reactionnoun
a bodily process occurring due to the effect of some foregoing stimulus or agent;
Reactionnoun
(chemistry) a process in which one or more substances are changed into others;
Reactionnoun
an idea evoked by some experience;
Reactionnoun
doing something in opposition to another way of doing it that you don't like;
Reactionnoun
extreme conservatism in political or social matters;
Reactionnoun
(mechanics) the equal and opposite force that is produced when any force is applied to a body;
Reactionnoun
something done, felt, or thought in response to a situation or event
Reactionnoun
a person's ability to respond physically and mentally to external stimuli
Reactionnoun
an adverse physiological response to a substance that has been breathed in, ingested, or touched
Reactionnoun
a mode of thinking or behaving that is deliberately different from previous modes of thought and behaviour
Reactionnoun
opposition to political or social progress or reform
Reactionnoun
a chemical process in which substances act mutually on each other and are changed into different substances, or one substance changes into other substances
Reactionnoun
an analogous transformation of atomic nuclei or other particles
Reactionnoun
a force exerted in opposition to an applied force
Reflexnoun
An automatic response to a simple stimulus which does not require mental processing.
Reflexnoun
(linguistics) The descendant of an earlier language element, such as a word or phoneme, in a daughter language.
Reflexnoun
The descendant of anything from an earlier time, such as a cultural myth.
Reflexnoun
Reflection or an image produced by reflection. The light reflected from an illuminated surface to one in shade.
Reflexadjective
Bent, turned back or reflected.
Reflexadjective
Produced automatically by a stimulus.
Reflexadjective
Having greater than 180 degrees but less than 360 degrees.
Reflexadjective
(painting) Illuminated by light reflected from another part of the same picture.
Reflexverb
(transitive) To bend, turn back or reflect.
Reflexverb
To respond to a stimulus.
Reflexadjective
Directed back; attended by reflection; retroactive; introspective.
Reflexadjective
Produced in reaction, in resistance, or in return.
Reflexadjective
Of, pertaining to, or produced by, stimulus or excitation without the necessary intervention of consciousness.
Reflexnoun
Reflection; the light reflected from an illuminated surface to one in shade.
Reflexnoun
An involuntary movement produced by reflex action.
Reflexverb
To reflect.
Reflexverb
To bend back; to turn back.
Reflexnoun
an automatic instinctive unlearned reaction to a stimulus
Reflexadjective
without volition or conscious control;
Reflex
In biology, a reflex, or reflex action. A reflex is made possible by neural pathways called reflex arcs which can act on an impulse before that impulse reaches the brain.