noun, plural la·nu·gos. Biology.
a coat of delicate, downy hairs, especially that with which the human fetus or a newborn infant is covered.
Origin of lanugo
1670–80; < Latin lānūgō wooliness, down, derivative of lāna wool
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Historical Examples of lanugo
noun plural -gos
a layer of fine hairs, esp the covering of the human fetus before birth
Word Origin for lanugo
C17: from Latin: down, from lāna wool
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
n. pl. la•nu•gos
The fine, soft hair that grows on a fetus and is present on a newborn.lanugo hair
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A covering of fine, soft hair or hairlike structures, as on a leaf, insect, or human fetus.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.