plural noun
Di·​no·​tri·​cha·​les | \ˌdīnōtrə̇ˈkā(ˌ)lēz\

Definition of Dinotrichales 

: an order of yellow-green algae (class Dinophyceae) that are immobile and form a branching system of nearly cylindrical cells

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 Dinotrichales

borrowed from New Latin, from Dinotrich-, Dinothrix, a typical genus (from dino- dino- + -thrix -thrix) + -ales -ales

Note: OK See note at dinophyceae .

Keep scrolling for more

Learn More about Dinotrichales

Share Dinotrichales

Statistics for Dinotrichales

Look-up Popularity

Comments on Dinotrichales

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


noxious or harmful

Get Word of the Day daily email!

Test Your Vocabulary

A Thanksgiving Word Quiz

  • a-traditional-thanksgiving-dinner
  • November comes from a word for which of the following numbers?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Dictionary Devil

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!