/ Dictionary / Index A aplacophoran: Meaning and Definition of Find definitions for: ap•la•coph•o•ran Pronunciation: (ap"lu-kof'ur-un), [key] — n. Zool. solenogaster. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aplacophoran (Thesaurus) aplacental aplanatic Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language