plural noun
Rho·​do·​phy·​ce·​ae | \ ˌrōdəˈfīsēˌē \

Definition of Rhodophyceae

: a class of chiefly marine multicellular algae (division Rhodophyta) comprising algae in which red phycoerythrin and sometimes blue phycocyanin mask the chlorophyll, in which no motile form or stage exists, and in which there is a well-marked and often complex alternation of generations — compare red alga

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!

Other Words from Rhodophyceae

rhodophyceous \ ¦⸗⸗¦fīsēəs , -​¦fis-​ \ adjective

History and Etymology for Rhodophyceae

New Latin, from rhod- + -phyceae

Learn More About Rhodophyceae

Dictionary Entries Near Rhodophyceae




See More Nearby Entries 

Statistics for Rhodophyceae

Cite this Entry

“Rhodophyceae.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rhodophyceae. Accessed 27 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Love words? Need even more definitions?

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