/ Dictionary / Index H Hilbert space: Meaning and Definition of Find definitions for: Hil'bert space" Pronunciation: [key] — Math. Math. a complete infinite-dimensional vector space on which an inner product is defined. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Hilbert Hilda Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language