The Collaborative International Dictionary of English v.0.48:
Schizocarp \Schiz"o*carp\, n. [Schizo- + Gr. ? fruit.] (Bot.) A dry fruit which splits at maturity into several closed one-seeded portions. [1913 Webster]WordNet (r) 3.0 (2006):
schizocarp n 1: a dry dehiscent fruit that at maturity splits into two or more parts each with a single seed