[ soh-luhm ]

noun,plural so·la [soh-luh], /ˈsoʊ lə/, so·lums.
  1. the upper part of the soil profile, which is influenced by plant roots; the A horizon and the B horizon.

Origin of solum

1820–30; <Latin: base, bottom; see sole2

Words Nearby solum Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use solum in a sentence

  • Viri sexto et octogesimo anno non solum potentes inventi sunt sed etiam liberos generaverunt.

  • solum, præter oleam vitemque et cætera calidioribus terris oriri sueta, patiens frugum, fæcundum.

  • I gin mars jedge my solum wurd dat I wudn't woice dat diffikilt twixt me und him to man nur cattle beastis nudder.

    The Broken Sword | Dennison Worthington
  • The Dutch perhaps owe the existence of part at least of their country, to the sowing of it on the mobile solum, their sand-banks.

  • Hic non solum proximo regi dissimilis, sed ferocior etiam Romulo fuit.

    Selections from Viri Romae | Charles Franois L'Homond

British Dictionary definitions for solum


/ (ˈsəʊləm) /

nounplural -lums or -la (-lə)
  1. the upper layers of the soil profile, affected by climate and vegetation

Origin of solum

C19: New Latin from Latin: the ground

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

Scientific definitions for solum


[ ləm ]

Plural sola solums
  1. The upper layers of a soil profile in which soil formation occurs. The A and B horizons in an ABC soil are part of the solum.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.