Webster's Revised Unabridged Dictionary · 1913

Orbiculate

Orbiculate , noun

That which is orbiculate; especially, a solid the vertical section of which is oval, and the horizontal section circular.

Orbiculate , adjective

[Latin orbiculatus. See Orbicular.]

Made, or being, in the form of an orb; having a circular, or nearly circular, or a spheroidal, outline.
Collocations (1)
Orbiculate leaf (Botany) , a leaf whose outline is nearly circular.

Also: Orbiculated