/ Dictionary / Index Q qtly.: Meaning and Definition of Find definitions for: qtly. Pronunciation: [key] quarterly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Q-Tip qto. Related Content Daily Word Quiz: coincidence Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language