/ Dictionary / Index N nephelometer: Meaning and Definition of Find definitions for: neph•e•lom•e•ter Pronunciation: (nef"u-lom'i-tur), [key] — n. an apparatus containing a series of barium chloride standards used to determine the number of bacteria in a suspension. an instrument for studying the density of suspended particles in a liquid by measuring the degree to which the suspension scatters light. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nephelinite nephew Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language