superextension


hy·per·ex·ten·sion

(hī'pĕr-eks-ten'shŭn), Extension of a limb or part beyond the normal limit. Synonym(s): overextension, superextension

superextension

S23-915820 (soo″pĕr-ĕks-tĕn′shŭn) [″ + extensio, extension] Hyperextension.