Nearby Words

arroyos

[uh-roi-oh] Origin

ar·roy·o

[uh-roi-oh]
noun, plural -os.
(chiefly in southwest U.S.) a small steep-sided watercourse or gulch with a nearly flat floor: usually dry except after heavy rains.

Origin:
1800–10, Americanism; < Spanish; akin to Latin arrūgia mine shaft
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Arroyos is always a great word to know.
So is ninnyhammer. Does it mean:
a fool or simpleton; ninny.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
Etymonline
Word Origin & History

arroyo
"a watercourse, dry streambed," 1845, a California word, from Amer.Sp., from Sp., "rivulet, small stream," from L. arrugia "shaft or pit in a gold mine," apparently a compound of ad- "to" + ruga "wrinkle."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
arroyo   (ə-roi'ō)  Pronunciation Key 
A small, deep gully or channel of an ephemeral stream. Arroyos usually have relatively flat floors and are flanked by steep sides consisting of unconsolidated sediments. They are usually dry except after heavy rainfall.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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