C3H4I1A1S1M3
13 points
CHIASM is validvalid
chiasma [n CHIASMS]
(Greek) a commissure; esp. the optic commissure, or crucial union of the optic nerves, also CHIASMA [n -S]
chiasma [n CHIASMS]
(Greek) a commissure; esp. the optic commissure, or crucial union of the optic nerves, also CHIASMA [n -S]