Bacillariophyta

plural noun

Bac·​il·​la·​ri·​oph·​y·​ta
-ˈäfətə
in some classifications
: a division of plants coextensive with the class Bacillariophyceae

Word History

Etymology

New Latin, from Bacillaria + -o- + -phyta

First Known Use

1924, in the meaning defined above

Time Traveler
The first known use of Bacillariophyta was in 1924

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!

Dictionary Entries Near Bacillariophyta

Cite this Entry

“Bacillariophyta.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Bacillariophyta. Accessed 31 Oct. 2024.

Love words? Need even more definitions?

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