Abace Morpheme Abace Type bound base Denotation board, slab Etymology Latin abacus; Ancient Greek ábax Evidence abaci, abacisci, abaciscus, abaciscuses, abacist, abaculi, abaculus, abacus, abacuses Notes abacus, abaque, and abax are doublets See Also Abe, Abaque Share on FacebookTweetSave