acerous

¹

[ey-seer-uhs]

adjective

Zoology.

1. having no antennae.

2. having no horns.

acerous

²

[as-er-uhs]

adjective

Botany.

1. acerose.

Word History and Origins

Origin of acerous¹

< Greek akerós, equivalent to a- a- ⁶ + -keros, adj. derivative of kéras horn; -ous

Origin of acerous²

First recorded in 1840–50