/ Dictionary / Index N nine plus zero array: Meaning and Definition of Find definitions for: nine' plus" ze'ro array" Pronunciation: [key] — Cell Biol. Cell Biol. the arrangement of microtubules characteristic of basal bodies and centrioles, consisting of nine evenly spaced triplets between the outer and inner walls of the structure and having no central microtubules. Symbol: 9 + 0. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nine plus two array niner Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language