from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See spina bifida.
from The Century Dictionary and Cyclopedia
- n. Same as spina bifida.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a not uncommon congenital defect in which a vertebra is malformed; unless several vertebrae are affected or there is myelomeningocele there are few symptoms; can be diagnosed by amniocentesis
Greek skhistos, split; see schist + Greek rhakhis, backbone.(American Heritage® Dictionary of the English Language, Fourth Edition)
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