dimastigate

dimastigate, a. Zool.

(daɪˈmæstɪgət)

[f. di-² twice + Gr. µαστιγ- (µάστιξ) whip + -ate² 2: cf. L. mastigātus whipped.]

Having two flagella; biflagellate; applied to those flagellate Infusoria (Dimastiga) which have two flagella.