/ Dictionary / Index P Piscis Austrinus: Meaning and Definition of Find definitions for: Pis•cis Aus•tri•nus Pronunciation: (pī'sis ô-strī'nus, pis'is), [key] — Pis•cis Aus•tri•ni the Southern Fish, a southern constellation between Aquarius and Grus, containing the bright star Fomalhaut. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. piscine piscivorous Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language