loop

Meanings

Noun

• A length of thread, line or rope that is doubled over to make an opening.
• The opening so formed.
• A shape produced by a curve that bends around and crosses itself.
• A ring road or beltway.
• An endless strip of tape or film allowing continuous repetition.
• A complete circuit for an electric current.
• A programmed sequence of instructions that is repeated until or while a particular condition is satisfied.
• An edge that begins and ends on the same vertex.
• A path that starts and ends at the same point.
• A bus or rail route, walking route, etc. that starts and ends at the same point.
• A place at a terminus where trains or trams can turn round and go back the other way without having to reverse; a balloon loop, turning loop, or reversing loop.
• A quasigroup with an identity element.
• A loop-shaped intrauterine device.
• An aerobatic maneuver in which an aircraft flies a circular path in a vertical plane.
• A small, narrow opening; a loophole.
• Alternative of loup (mass of iron).
• A flexible region in a protein's secondary structure.

Verb

• To form something into a loop.
• To fasten or encircle something with a loop.
• To fly an aircraft in a loop.
• To move something in a loop.
• To join electrical components to complete a circuit.
• To duplicate the route of a pipeline.
• To create an error in a computer program so that it runs in an endless loop and the computer freezes up.
• To form a loop.
• To move in a loop.
• To place in a loop.

Related

Narrower meaning words

• balloon loop
• crossing loop
• feedback loop
• for loop
• endless loop
• event loop
• hanging loop
• infinite loop
• main loop
• message loop
• passing loop
• platform loop
• read-eval-print loop
• reconciliation loop
• reversing loop
• run loop
• span loop
• tight loop
• while loop

Broader meaning words

• control structure

Origin

• From Middle English loupe ("noose, loop"), earlier lowpknot, of North Germanic origin, from Old Norse hlaup ("a run"), used in the sense of a "running knot", from hlaupa, ultimately from Proto-Germanic *hlaupaną. Compare Swedish löpknut ("loop-knot"), Danish løbknude ("a running knot"), Danish løb ("a course"). More at leap.
• From the noun.