being without moisture; extremely dry; parched: arid land; an arid climate.
barren or unproductive because of lack of moisture: arid farmland.
lacking interest or imaginativeness; sterile; jejune: an arid treatment of an exciting topic.
Origin of arid
1. See dry.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
having little or no rain; dry; parched with heat
devoid of interest
Word Origin for arid
C17: from Latin āridus, from ārēre to be dry
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
1650s, "dry, parched," from French aride (15c.) or directly from Latin aridus "dry, arid, parched," from arere "to be dry," from PIE root *as- "to burn, glow" (see ash (n.1)). Figurative sense of "uninteresting" is from 1827. Related: Aridly.
Online Etymology Dictionary, © 2010 Douglas Harper
Very dry, especially having less precipitation than is needed to support most trees or woody plants. Deserts have arid climates.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.