Zool., etc. Pl. unci. [L. uncus hook.] A hook or hook-like process.
1826. Kirby & Sp., Entomol., III. 390. Unci (the Unci), two pair of robust organs with which the anus of Locusta is furnished.
1888. Rolleston & Jackson, Anim. Life, 158. A stout decurved pointed process terminating in two hooks, the uncus of Gosse or tegumen of White.
1899. Allbutts Syst. Med., VII. 324. Smell was impaired on the side of the lesion, by a tumour which caused erosion of the uncus.