Bacillariaceae

plural noun

Bac·​il·​la·​ri·​a·​ce·​ae

ˌbasə̇ˌlerēˈāsēˌē

in some especially former classifications

: a family equivalent to Bacillariophyceae

bacillariaceous

¦⸗⸗¦⸗⸗¦āshəs

adjective

Word History

Etymology

New Latin, from Bacillaria, type genus (from Medieval Latin bacillus small rod + New Latin -aria) + -aceae

First Known Use

1879, 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 Bacillariaceae

• euphorbiaceae
• aaa
• adonais
• alleyway
• alumnae
• anime
• anyway
• arete
• attache
• baa
• beaujolais
• bouvier