/ Dictionary / Index B burdensome: Meaning and Definition of Find definitions for: bur•den•some Pronunciation: (bûr'dn-sum), [key] — adj. oppressively heavy; onerous. distressing; troublesome. having a full hull form, as a merchant vessel built for capacity rather than speed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: burdensome (Thesaurus) burden of proof burdock 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