ˌdīnōtrə̇ˈkā(ˌ)lēz noun plural
Usage: capitalized
Etymology: New Latin, from Dinotrich-, Dinthrix, genus belonging to the order Dinotrichales (from dino- + -thrix ) + -ales
: an order of yellow-green algae (class Dinophyceae) that are immobile and form a branching system of nearly cylindrical cells