/ Dictionary / Index R roundheaded: Meaning and Definition of Find definitions for: round•head•ed Pronunciation: (round'hed'id), [key] — adj. (of a person) possessing a round head; brachycephalic. rounded or spherical at the head, as a screw. shaped like a semicircle at the top, as a window. (usually cap.) of or pertaining to the Roundheads. (usually cap.) puritanical (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: roundheaded (Thesaurus) Roundhead roundheaded apple tree borer Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language