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Medical Term:


Pronunciation: lă-nū′gō

Definition: fine, soft, lightly pigmented fetal hair with minute shafts and large papillae; it appears at the end of the twelfth week and helps to hold the vernix caseosa on the skin.

Synonym(s): downy hairTA, primary hair, lanugo hair

[L. down, wooliness, from lana, wool]