/ Dictionary / Index P piscina: Meaning and Definition of Find definitions for: pis•ci•na Pronunciation: (pi-sī'nu, pi-sē'-), [key] — pl. -nae a basin with a drain used for certain ablutions, now generally in the sacristy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pisciform piscine Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language