the outer boundary of an artifact or a material layer constituting or resembling such a boundary | a protective covering consisting of netting; can be mounted in a frame |
a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight | a covering that serves to conceal or shelter something |
a superficial aspect as opposed to the real nature of something | a strainer for separating lumps from powdered material or grading particles |
information that has become public | partition consisting of a decorative frame or panel that serves to divide a space |
the extended two-dimensional outer boundary of a three-dimensional object | a protective covering that keeps things out or hinders sight |
the outermost level of the land or sea | the display that is electronically created on the surface of the large end of a cathode-ray tube |
| a white or silvered surface where pictures can be projected for viewing |
| the personnel of the film industry |