Hollow, concave; having a void space within; empty.

Having a hole, depression, or groove on the surface; depressed below the surrounding surface, sunken, indented; excavated, concave.

Bent inward; incurved, hollowed. Obsolete.

Made concave; hollowed out.

Having a curved or sloping back, upper surface, or edge; spec. †(of an arrow) having the fletchings cut in a concave curve (opposed to swine-backed).

Resembling a vault; having the arching form of a vault.

Having an internal hole or cavity; hollow.

Having a sinus or hollow. Obsolete. rare.

Bowed or bent inwards or concavely.

bending inwards or concavely.

Winding inwards.

made hollow, excavated.

Concave.

Bending or curving inward; concave. Also (in later use chiefly): (of the nose) snub, flat.

= concave, n.

In various senses of the verb. Also scooped-out.

Having a flattened or hollowed form, such as would be produced by downward pressure; spec. said of convex things which are flattened vertically…

That has been rendered hollow by excavation, decay, erosion, etc.; having an empty interior; concave, sunken.

That scoops, in the senses of the verb. Of a rock, the sea: That forms hollows or depressions.

Of an implement: Hollow, or having a concave part.

Having a hollow or hollows on the surface; pitted, dimpled. Frequently as the second element of a compound, as deep-welled, multi-welled, etc.

Curving inwards.