Merriam-Webster Logo
SINCE 1828
Menu
×

Scelionidae

plural noun Scel·i·on·i·dae \ ˌselēˈänəˌdē \

Definition of Scelionidae

: a cosmopolitan family of serphoid wasps that are mostly very small, dark, and shining, have elbowed usually 11-segmented or 12-segmented antennae, and include many economically important parasites of pest insects

There's more!

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!
Already a subscriber? Log in.

Origin and Etymology of scelionidae

New Latin, from Scelion-, Scelio, type genus (probably from Latin scelion-, scelio scoundrel, from scelus crime) + -idae

Seen and Heard

What made you want to look up Scelionidae? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games