Chrysophyceae n 1: all the yellow-green algae having flagella of unequal length [syn: {Chrysophyceae}, {class Chrysophyceae}, {Heterokontae}, {class Heterokontae}]
Chrysophyceae \Chrysophyceae\ n. a class of yellow-green algae, all of which have flagella of unequal length. Syn: class Chrysophyceae, Heterokontae, class Heterokontae. [WordNet 1.5]