asterionella

noun as·te·ri·o·nel·la

Definition of asterionella

  1. 1 capitalized :  a small genus of narrowly linear diatoms (family Fragilariaceae) arranged in stellate free-floating colonies and often causing geraniumlike or fishy odors in public water supplies

  2. 2 plural -s :  a diatom of the genus Asterionella

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.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of asterionella

New Latin, from Greek asterion (neuter of asterios starry) + New Latin -ella


Seen and Heard

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

WORD OF THE DAY

a trip made at another's expense

Get Word of the Day daily email!