/ Dictionary / Index D disciplinable: Meaning and Definition of Find definitions for: dis•ci•plin•a•ble Pronunciation: (dis'u-plin"u-bul), [key] — adj. subject to or meriting disciplinary action: a disciplinable breach of rules. capable of being instructed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Disciples of Christ disciplinarian 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