plural noun
Di·​no·​tri·​cha·​les | \ ˌdīnōtrə̇ˈkā(ˌ)lēz\

Definition of Dinotrichales

: an order of yellow-green algae (class Dinophyceae) that are immobile and form a branching system of nearly cylindrical cells

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History and Etymology for Dinotrichales

borrowed from New Latin, from Dinotrich-, Dinothrix, a typical genus (from dino- dino- + -thrix -thrix) + -ales -ales

Note: See note at dinophyceae .

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