/ Dictionary / Index B base tenant: Meaning and Definition of Find definitions for: base' ten'ant Pronunciation: [key] — Old Eng. Law. Old Eng. Law. a tenant of a base estate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. base station base unit Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language