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avenaceous

[ av-uh-ney-shuhs ]
/ ˌæv əˈneɪ ʃəs /
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adjective Botany.

of or like oats.

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Origin of avenaceous

First recorded in 1765–75; from Latin avēnāceus, equivalent to avēn(a) “oats” + -āceus -aceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
  • I gathered a viviparous avenaceous grass (what this was cannot be ascertained).

    Lachesis Lapponica|Carl von Linn
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