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 passing 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.
(alt-of, alternative) Alternative form of loup (“mass of iron”).
A flexible region in a protein's secondary structure.
(Canada, US, dated) A sports league
The curved path of the ball bowled by a spin bowler.

(transitive) To form something into a loop.
(transitive) To fasten or encircle something with a loop.
(transitive) To fly an aircraft in a loop.
(transitive) To move something in a loop.
(transitive) To play something (such as a song or video) in a loop.
(transitive) To join electrical components to complete a circuit.
(transitive) To duplicate the route of a pipeline.
(transitive) To create an error in a computer program so that it runs in an endless loop and the computer freezes up.
(intransitive) To form a loop.
(intransitive) To move in a loop.
To place in a loop.
(ambitransitive) To have the teacher progress through multiple school years with the same students.

looped

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