/ Dictionary / Index T tholobate: Meaning and Definition of Find definitions for: thol•o•bate Pronunciation: (thol'u-bāt"), [key] — n. Archit. the substructure supporting a dome or cupola. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thole tholos Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language