/ Dictionary / Index A alarm reaction: Meaning and Definition of Find definitions for: alarm' reac"tion Pronunciation: [key] — Physiol. Physiol. the first stage of the general adaptation syndrome, in which the body responds to stress by exhibiting shock. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. alarmist alarum Related Content Daily Word Quiz: pedagogy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language