/ Dictionary / Index B bathythermogram: Meaning and Definition of Find definitions for: bath•y•ther•mo•gram Pronunciation: (bath"u-thûr'mu-gram"), [key] — n. a record made by a bathythermograph. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bathysphere bathythermograph Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language