(mathematics) A set of points on a plane whose distance from a given point is less than or equal to one.

(transport) A truck (large road vehicle) capable of moving under its own power.

Synonym of prosodic unit

(phonetics) A segment of speech that occurs with a single prosodic contour.

plural of unit disk

A country in Western Asia, in the Middle East.

A country in North America, stretching from the Atlantic to the Pacific Ocean, and including Alaska, Hawaii, and several territories.

The quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at a particular temperature (there are several different precise definitions) and a pressure of one atmosphere.

A computer display; a screen or monitor that can be connected to a computer.

(chemistry) A unit of mass equal to 1/12 the mass of an atom of the ¹²C isotope of carbon.