EUNUC

from Bouvier's Law Dictionary, Revised 6th Ed (1856)
EUNUCH. A male whose organs of generation have been so far removed or 
disorganized, that he is rendered incapable of reproducing his species. 
Domat, Lois Civ. liv. prel. tit. 2, s. 1, n. 10. 
    

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