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fetus

Syllabification: (fe·tus)
Pronunciation: /ˈfētəs/
(British (in nontechnical use) also foetus)
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Definition of fetus

noun (plural fetuses)

  • an unborn offspring of a mammal, in particular an unborn human baby more than eight weeks after conception.

Origin:

late Middle English: from Latin, 'pregnancy, childbirth, offspring'

The spelling foetus has no etymological basis but is recorded from the 16th century and until recently was the standard British spelling in both technical and nontechnical use. In technical usage, fetus is now the standard spelling throughout the English-speaking world.

fetus in other Oxford dictionaries

Definition of fetus in the British & World English dictionary