/ Dictionary / Index C companionable: Meaning and Definition of Find definitions for: com•pan•ion•a•ble Pronunciation: (kum-pan'yu-nu-bul), [key] — adj. possessing the qualities of a good companion; pleasant to be with; congenial. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: companionable (Thesaurus) companion companionate Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language