actinodrome

adjective

ac·​tin·​o·​drome

ak-ˈti-nə-ˌdrōm

variants or actinodromous

¦ak-tə-¦nä-drə-məs

of a leaf

: palmately veined

Word History

Etymology

actin- + -drome, -dromous

First Known Use

circa 1900, 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