piedra
(pē-ā′drə)- A fungal disease of the hair marked by small black or white nodular masses.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for piedra
Historical Examples
They then demanded the money and were told that they must bring him a certain stone (piedra de espiritu).
Records of The Spanish InquisitionAndrew Dickson White
Specimens from three miles south and 16 miles west of Piedra were found in a crevice inside a cave.
The Recent Mammals of Tamaulipas, MexicoTicul Alvarez
It stimulates the Spanish Government to send out an expedition under Piedra in 1778, to form settlements upon the coast.
Buenos Ayres and the Provinces of the Rio de La PlataWoodbine Parish
Piedra succeeds Viedma, attacks the Pampa Tribes, and is defeated.
Buenos Ayres and the Provinces of the Rio de La PlataWoodbine Parish
Palabra de boca, piedra de honda—A word from the mouth is as a stone from a sling.