fetus
fetus definition
fe·tus (fēt′əs)
noun pl. fetuses -·tuses
an unborn offspring of a vertebrate animal that is still in the uterus or egg, esp. in its later stages and specif., in humans, from about the eighth week after conception until birth
Etymology: ME < L fetus, foetus, a bringing forth, progeny; as adj., pregnant, fruitful: see female
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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