- cladoceran Zoology
- cladoceran Zoology [klə'dɒs(ə)r(ə)n]noun a minute branchiopod crustacean of the order Cladocera, which includes the water fleas.adjective relating to cladocerans.Originfrom mod. L. Cladocera, from Gk klados 'a branch or root' + keras 'horn' (because of the branched antennae).
English new terms dictionary. 2014.