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acerous1

[as-er-uh s]
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adjective Botany.
  1. acerose1.
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Origin of acerous1

First recorded in 1840–50

acerous2

[ey-seer-uh s]
adjective Zoology.
  1. having no antennae.
  2. having no horns.
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Origin of acerous2

< Greek akerós, equivalent to a- a-6 + -keros, adj. derivative of kéras horn; see -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018