solum

American  

[soh-luhm] / ˈsoʊ ləm /

noun

plural

sola, solums

1. the upper part of the soil profile, which is influenced by plant roots; the A horizon and the B horizon.

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solum British  

/ ˈsəʊləm /

noun

1. the upper layers of the soil profile, affected by climate and vegetation

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solum Scientific  

/ sō′ləm /

plural

sola

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.

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Etymology

Origin of solum

1820–30; < Latin: base, bottom; sole ²

Example Sentences

Soon after the verdict began to make the rounds, University of Virginia law professor Lawrence Solum published a fascinating Twitter thread on the matter.

From Slate

Solum explained to me that the different decisions of the 2020 appeal and the 2022 appeal come down to the approach the judges use to interpret a law.

From Slate

Solum gave some examples of how native speakers of a language usually inherently understand words that are left out of a sentence because of the context.

From Slate

The school crest: gold, crossed swords, and the script Non Nobis Solum are on the jacket back.

From Literature

Hanging on the wall is a huge blue banner with the crossed swords, gold lettering, and the script Non Nobis Solum.

From Literature