/ Dictionary / Index A amplificatory: Meaning and Definition of Find definitions for: am•plif•i•ca•to•ry Pronunciation: (am-plif'i-ku-tôr"ē, -tōr"ē), [key] — adj. of the nature of enlargement or extension, as of a statement, narrative, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. amplification amplifier Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language