reaction — n. 1) to cause, trigger a reaction 2) to encounter, meet with a reaction 3) an adverse, negative; favorable, positive; strong; weak reaction 4) an allergic; chain; chemical; delayed; knee jerk (usu. fig.); natural, normal; nuclear; physiological… … Combinatory dictionary
physiological time — Reaction Re*ac tion (r[ e]*[a^]k sh[u^]n), n. [Cf. F. r[ e]action.] 1. Any action in resisting other action or force; counter tendency; movement in a contrary direction; reverse action. [1913 Webster] 2. (Chem.) The mutual or reciprocal action of … The Collaborative International Dictionary of English
Physiological Assimilation — Physiological Assimilation † Catholic Encyclopedia ► Physiological Assimilation In this sense the word may be defined as that vital function by which an organism changes nutrient material into living protoplasm. Most modern… … Catholic encyclopedia
Reaction — Re*ac tion (r[ e]*[a^]k sh[u^]n), n. [Cf. F. r[ e]action.] 1. Any action in resisting other action or force; counter tendency; movement in a contrary direction; reverse action. [1913 Webster] 2. (Chem.) The mutual or reciprocal action of chemical … The Collaborative International Dictionary of English
Reaction time — Reaction Re*ac tion (r[ e]*[a^]k sh[u^]n), n. [Cf. F. r[ e]action.] 1. Any action in resisting other action or force; counter tendency; movement in a contrary direction; reverse action. [1913 Webster] 2. (Chem.) The mutual or reciprocal action of … The Collaborative International Dictionary of English
Reaction wheel — Reaction Re*ac tion (r[ e]*[a^]k sh[u^]n), n. [Cf. F. r[ e]action.] 1. Any action in resisting other action or force; counter tendency; movement in a contrary direction; reverse action. [1913 Webster] 2. (Chem.) The mutual or reciprocal action of … The Collaborative International Dictionary of English
reaction — (n.) 1610s, from RE (Cf. re ) again, anew + ACTION (Cf. action) (q.v.). Modeled on Fr. réaction, older It. reattione, from M.L. reactionem (nom. reactio), from L.L. react , pp. stem of reagere react, from re … Etymology dictionary
reaction — re•ac•tion [[t]riˈæk ʃən[/t]] n. 1) action in response to some influence, event, etc.: the nation s reaction to the president s speech[/ex] 2) med a) a physiological response to an action or condition b) a physiological change indicating… … From formal English to slang
Physiological tolerance — In physiology, tolerance occurs when an organism builds up a resistance to the effects of a substance after repeated exposure. This can occur with environmental substances such as salt or pesticides. It is also commonly encountered in… … Wikipedia
Acute stress reaction — This article is about the psychological condition sometimes called shock. For the circulatory condition, see shock (circulatory). Acute stress reaction Classification and external resources After being attacked and stabbed, Austrian empress… … Wikipedia
