/ Dictionary / Index T Tudor arch: Meaning and Definition of Find definitions for: Tu'dor arch' Pronunciation: [key] a four-centered arch, the inner pair of curves having a radius much greater than that of the outer pair. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Tudor tuebor* Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language