/ Dictionary / Index B bolometric magnitude: Meaning and Definition of Find definitions for: bo'lomet'ric mag'nitude Pronunciation: [key] — Astron. Astron. the magnitude of a star derived either from the total energy that it radiates at all wavelengths or from the total energy of those of its wavelengths that are received on earth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bolometer boloney 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