A thin, flat, circular plate or similar object.
A vinyl phonograph / gramophone record.
The flat surface of an organ, as a leaf, any flat, round growth.
An intervertebral disc.
Venus's disc cut off light from the Sun.
Something resembling a disc.
To move towards, or operate at, zero blade pitch, orienting the propeller blades face-on to the oncoming airflow and maximising the drag generated by the propeller.
To harrow with a disc harrow.
A tool for drawing accurate circles or arches, usually consisting of two arms joined at one end in such a way that the arms can be opened and closed; one of the arms is pointed at its free end while the other holds a pencil, pencil lead or some other implement for making marks.