Breadcrumb Home > Dictionary > Index N night terror: Meaning and Definition of Find definitions for: night' ter"ror Pronunciation: [key] — Psychiatry. Psychiatry. a sudden feeling of extreme fear that awakens a sleeping person, usually during slow-wave sleep, and is not associated with a dream or nightmare. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. night table nighttide TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: ennui Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language