Concave

1.

សណ្ឋានខូងឬផត

1.

(វេជ្ជសាស្ត្រ) ខូង, ផត

2.

(hollow and curved inwards, curvinglike the surface of a ball) ដែលខូង, ដែលផត, ដែលគ្រលុក

1.

A hollow; an arched vault; a cavity; a recess.

2.

A curved sheath or breasting for a revolving cylinder or roll.

1.

Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky.

2.

Hollow; void of contents.

1.

(TRANSITIVE) To make hollow or concave.