Definition of superfetally in English:

superfetally

(also superfoetally)

adverb

rare
  • By superfetation.

Origin

Early 20th century; earliest use found in D'Arcy Wentworth Thompson (1860–1948), zoologist and classical scholar. From superfet- + -ally.

Pronunciation

superfetally

/suːpəˈfiːt(ə)li/ /sjuːpəˈfiːt(ə)li/ /suːpəˈfiːtəli/