Onyg·​e·​na | \ ōˈnijənə \

Definition of Onygena

: a genus (the type of the family Onygenaceae) of ascomycetous fungi that have stalked capitate ascocarps and occur typically on decaying animal materials (as hooves or feathers)

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!

History and Etymology for Onygena

New Latin, irregular from Greek onyx nail of the finger or toe, claw, hoof + New Latin -gena (from Greek -genēs born)

Keep scrolling for more

Learn More about Onygena

Statistics for Onygena

Cite this Entry

“Onygena.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Onygena. Accessed 19 Sep. 2020.

Comments on Onygena

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


Test Your Vocabulary

Homophone Quiz

  • three bears two of them look like theyre whispering to a third bear who looks chuffed to be the center of attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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