[su.per.fe.ta.tion] n [ML superfetation-, superfetatio, fr. L superfetare to conceive while already pregnant, fr. super- + fetus act of bearing young, offspring--more at fetus] (1603): a progressive accumulation or accretion reaching an extreme or excessive degree
SUPERFETATION
Meaning of SUPERFETATION in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012