/ Dictionary / Index T Tiselius: Meaning and Definition of Find definitions for: Ti•se•li•us Pronunciation: (tē-sā'lē-oos"), [key] 1902–71, Swedish biochemist: Nobel prize 1948. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Tischendorf Tishah b'Av Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language