amentaceous

adjective

am·​en·​ta·​ceous

¦amən¦tāshəs,

¦ām-,

-ˌmen-

1

a

: resembling an ament

b

: consisting of aments

an amentaceous inflorescence

2

: amentiferous

Word History

Etymology

ament entry 1 + -aceous

First Known Use

1706, in the meaning defined at sense 1a

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now