superfetate1
/ˌsuːpəˈfiːteɪt/ /ˌsjuːpəfiːˈteɪt/rare
adjective
Excessively fertile, prolific, or numerous.
Origin
Mid 19th century; earliest use found in Richard Winter Hamilton (1794–1848), Congregational minister. From classical Latin superfētātus, past participle of superfētāre superfete.
superfetate2
/ˌsuːpəˈfiːteɪt/ /ˌsuːpəfiːˈteɪt/ /ˌsjuːpəˈfiːteɪt/(also superfoetate) Chiefly Physiology
verb
[no object] To conceive while already pregnant; to exhibit or undergo superfetation.
Origin
Early 17th century; earliest use found in Henry Cockeram (fl. 1623–1658), lexicographer. From classical Latin superfētāt-, past participial stem of superfētāre superfete.