/ Dictionary / Index T Thjalfi: Meaning and Definition of Find definitions for: Thjal•fi Pronunciation: (thyäl'vē), [key] — n. Scand. Myth. the fastest of men and the servant of Thor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thixotropy Thjazi Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language