Testacea
plural noun
Tes·ta·cea
| \ teˈstāsh(ē)ə \
Definition of Testacea
: an order of Rhizopoda containing forms (as of the genera Arcella and Difflugia) with an external test
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
Anagram puzzles meet word search.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share Testacea