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

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Rhymes for Bacillariophyta

• vita
• vitae