Achlamydeae

plural noun

Achla·​myd·​e·​ae

¦ā-klə-ˈmi-dē-ˌē,

ˌa-klə-

in some classifications

: a group of Apetalae comprising plants with flowers that lack a perianth

Word History

Etymology

New Latin, from a- entry 2 + chlamyd- + -eae

First Known Use

1831, in the meaning defined above

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