The process in which the anatomical structures of the corpus callosum are generated and organized. The corpus callosum is a thick bundle of nerve fibers comprising a commissural plate connecting the two cerebral hemispheres. It consists of contralateral axon projections that provides communications between the right and left cerebral hemispheres. [ GOC:jid GOC:dph GOC:cls http://openisbn.com/search.php?q=0838580343&isbn=1/ GOC:dgh http://purl.obolibrary.org/obo/go/references/0000021 ]