From The Collaborative International Dictionary of English v.0.48: Nucha \Nu"cha\, n.; pl. Nuchae. [LL.] (Zool.) The back or upper part of the neck; the nape. [1913 Webster]
Nucha \Nu"cha\, n.; pl. Nuchae. [LL.] (Zool.) The back or upper part of the neck; the nape. [1913 Webster]