superfetally, adv.
(s(j)uːpəˈfiːtəlɪ)
Also -foet-.
[Formed after superfetation: see -al1 and -ly2.]
By superfetation.
| 1910 Thompson tr. Aristotle's Hist. Anim. v. ix, Animals like the hare, where the female can become superfoetally impregnated. |