Meaning of “loop” in the English Dictionary

"loop" in British English

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loopnoun [ C ]

uk /luːp/ us /luːp/

the curved shape made when something long and thin, such as a piece of string, bends until one part of it nearly touches or crosses another part of it:

belt loops
a loop of string
the loop of the river
in/on a loop

If something runs in a loop, or is on a loop, it runs continuously, so that the same things are repeated again and again:

The tape ran in a continuous loop, repeating the same songs over and over.

a type of IUD

loopverb [ I or T, usually + adv/prep ]

uk /luːp/ us /luːp/

(Definition of “loop” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"loop" in American English

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loopnoun [ C ]

us /lup/

a circular shape made by something long and narrow in which the two ends cross each other, leaving an open space within:

A loop of thread from my sweater caught on a nail.
The exit ramp makes a loop under the elevated highway.
loop
verb [ I/T ] us /lup/

[ I always + adv/prep ] The nature trail loops around and comes back to where you start.

(Definition of “loop” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"loop" in Business English

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loopnoun [ C ]

uk /luːp/ us

IT one or more instructions given repeatedly by a computer program until a particular result is achieved

be in the loop informal

to be one of a group of people who have particular knowledge, make important decisions, or deal with important situations:

Entry-level workers want to feel like they're in the loop.
be out of the loop informal

to not be one of a group of people who have particular knowledge, make important decisions, or deal with important situations:

A group of senior staff at the plant have just told her they are as much out of the loop as the workers.

(Definition of “loop” from the Cambridge Business English Dictionary © Cambridge University Press)