from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various small, mostly freshwater crustaceans of the order Cladocera, which includes the water fleas.
- adj. Of or belonging to the order Cladocera.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of the small crustaceans of the order Cladocera
from The Century Dictionary and Cyclopedia
- n. One of the Cladocera.
From New Latin Cladocera, order name : Greek klados, branch + Greek keras, horn; see ker-1 in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
Cladocera + -an (Wiktionary)