loop

A construct that performs something repeatedly, like a roller coaster.

A fingerprint pattern in which the friction ridges enter from either side, curve sharply and pass out near the same side they entered as illustrated below. This pattern will contain one core and one delta. See also arch, core point, delta point, friction ridge, whorl.

A communications channel from a switching center or an individual message distribution point to the user terminal. Synonym subscriber line. 2. A pair of wires, or its equivalent, between a customer's station and the central office from which the station is served. [47 CFR Pt.36-A] Synonyms local loop, user line. 3. Go-and-return conductors of an electric circuit; a closed circuit. 4. A closed path under measurement in a resistance test. 5. A type of antenna, in the form of a circle or rectangle, usually used in direction-finding equipment and in UHF reception. 6. A sequence of instructions that may be executed iteratively while a certain condition prevails until the loop has been executed once.