Heterokontae
plural noun
Het·ero·kon·tae
ˌhetərōˈkän‧ˌtē
in some classifications
: a class of algae equivalent to Xanthophyceae that includes all the yellow-green algae having flagella of unequal length compare isokontae
Word History
Etymology
New Latin, from heter- + -kontae (from Greek kontos punting pole, from kentein to prick, goad); from the unequal length of the flagella