Meaning of lanugo

la•nu•go

Pronunciation: (lu-n'gō, -ny'-), [key]
— pl. -gos.
  1. a coat of delicate, downy hairs, esp. that with which the human fetus or a newborn infant is covered.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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