adj 1  :  capable of living <the skin graft was >  < cancer cells>  : esp  :  having attained such form and development of organs as to be normally capable of living outside the uterus - often used of a human fetus at seven months but may be interpreted according to the state of the art of medicine <a fetus is one sufficiently developed for extrauterine survival -Words & Phrases>  <the fetus is considered when it weighs 500 grams or more and the pregnancy is over 20 weeks in duration -S. W. Jacob & C. A. Francone>   2  :  capable of growing or developing < eggs>  .
 
 
 
Similar sounding terms:  fa·bel·la  fib·u·la 
 
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