Aeolosoma

noun

Ae·​o·​lo·​so·​ma

ˌē-ə-lə-ˈsō-mə

: a nearly cosmopolitan genus (the type of the family Aeolosomatidae) comprising minute aquatic oligochaete worms with large prostomia and usually with bright-colored oil globules in the integument

aeolosomatid

¦ē-ə-lə-¦sō-mə-təd

adjective or noun

aeolosomid

¦ē-ə-lə-¦sō-məd

adjective or noun

Word History

Etymology

borrowed from New Latin, from Greek aiólos "quick-moving, glittering" + New Latin -o- -o- + -soma -soma

First Known Use

1845, 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