[ar-uh-ney-shuh s]


Geology, Petrology. (of rocks) sandlike; sandy.
Botany. growing in sand.

Origin of arenaceous

1640–50; < Latin (h)arēnaceus. See arena, -aceous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for arenaceous

Historical Examples of arenaceous

  • There is an arenaceous quality in the style which makes progress wearisome.

  • Arenaceous Rocks include all sediments in which quartz sand is the most important constituent.

  • But there are other reasons for the comparative paucity of fossils in arenaceous strata, as we shall see presently.


    James Geikie

  • The arenaceous lamin are much hardened at the point of contact, and the clays are converted into siliceous schist.

  • The first are irregular and arenaceous masses, which pile themselves upon plants and solid bodies immerged in fresh water.

    The Ocean World:

    Louis Figuier

British Dictionary definitions for arenaceous



(of sedimentary rocks and deposits) composed of sand or sandstoneCompare argillaceous, rudaceous
(of plants) growing best in a sandy soil

Word Origin for arenaceous

C17: from Latin harēnāceus sandy, from harēna sand
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

arenaceous in Science



Resembling, derived from, or containing sand.
Growing in sandy areas.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.