Dactylometra

noun

Dac·​ty·​lom·​e·​tra

-ˈlämətrə

: a genus of tropical scyphozoan jellyfishes having a sting that is very painful and that may be dangerous to humans compare fire medusa

Word History

Etymology

New Latin, from dactyl- + -metra (from Greek metron measure)

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