loop

[ loop ]

/ lup /

noun

a portion of a cord, ribbon, etc., folded or doubled upon itself so as to leave an opening between the parts.

anything shaped more or less like a loop, as a line drawn on paper, a part of a letter, a part of a path, or a line of motion.

a curved piece or a ring of metal, wood, or the like, used for the insertion of something, as a handle, etc.

intrauterine device.

Aeronautics. a maneuver executed by an airplane in such a manner that the airplane describes a closed curve in a vertical plane.

a circular area at the end of a trolley line, railroad line, etc., where cars turn around.

an arm of a cloverleaf where traffic may turn off or onto a main road or highway.

Physics. the part of a vibrating string, column of air or other medium, etc., between two adjacent nodes.

Electricity. a closed electric or magnetic circuit.

Computers. the reiteration of a set of instructions in a routine or program.

a wire, usually of platinum, one end of which is curved to form a loop, used for transferring microorganisms from one medium to another.

a sand bar that encloses or nearly encloses a body of water.

Figure Skating. a school figure in which a skater traces a large half circle, a small oval within its arc, and another large half circle to complete the figure while remaining on the same skating edge.

the Loop, the main business district of Chicago.

verb (used with object)

to form into a loop.

to make a loop in.

to enfold or encircle in or with something arranged in a loop.

to fasten by forming into a loop, or by means of something formed into a loop (often followed by up): to loop up the new draperies.

to cause (a missile or projectile) to trace a looping or looplike trajectory through the air: to loop a grenade into the building.

to fly (an airplane) in a loop or series of loops.

to construct a closed electric or magnetic circuit.

Movies. to complete by means of looping: We still have to loop the final scenes.

verb (used without object)

to make or form a loop: The river loops around the two counties.

to move by forming loops, as a measuringworm.

to trace a looping or looplike path through the air: The fly ball looped high in the air.

to perform a loop or series of loops in an airplane.

Movies. to record dialogue, sound effects, etc., onto an existing film track or soundtrack.

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What does "scattergood" mean?

a person who acts as though he or she knows everything and who dismisses the opinions, comments, or suggestions of others.

a person who spends possessions or money extravagantly or wastefully; spendthrift.

a well-intentioned but naive and often ineffectual social or political reformer.

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Idioms for loop

in/out of the loop, included in or excluded from a group of people who receive the latest information about something: She’s often out of the loop on policy decisions.

throw/knock for a loop, to astonish or upset: Her quitting the project really threw me for a loop.

Origin of loop

1350–1400; Middle English loupe loop of cloth, perhaps < Scots Gaelic lub loop, bend

WORDS THAT MAY BE CONFUSED WITH loop

loop loupe

Words nearby loop

looney, loonie, loony, loony bin, loony tunes, loop, loop aerial, loop diuretic, loop knot, loop of henle, loop of spinal nerves

Definition for loop (2 of 3)

loop²

[ loop ]

/ lup /

noun Archaic.

a small or narrow opening, as in a wall; loophole.

Origin of loop

1300–50; Middle English loupe window; compare Middle Dutch lūpen peep, peer

Definition for loop (3 of 3)

loop³

[ loop ]

/ lup /

noun Metalworking.

a hot bloom of pasty consistency, to be worked under a hammer or in rolls.

Origin of loop

1665–75; < French loupe, special use of loupe wen, knob, gnarl ≪ Germanic. See loupe

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for loop

Just being able to be in the loop when something is happening, it just works.
Anastasia Ashley, Surfer-Cum-Model, Rides The Viral Internet Wave|James Joiner|December 23, 2014|DAILY BEAST
The outré character is sure to throw even the most ardent fans of the Golden Globe winner for a loop.
Michael C. Hall on Going Drag for ‘Hedwig and the Angry Inch’ and Exorcising ‘Dexter’|Marlow Stern|December 4, 2014|DAILY BEAST
The moment he was finally able to loop a knot by himself was a milestone, his first step to becoming a man.
Miami’s Chris Bosh Goes High Fashion|Justin Jones|August 13, 2014|DAILY BEAST
When this happens, life feels like a brutal Hallmark commercial played on a loop.
War Nostalgia Is Leading Veterans to Places Like Syria. One Went Missing There.|Elliot Ackerman|May 3, 2014|DAILY BEAST

Root for Gonzaga, and watch this David Stockton highlight on loop.
The March Madness Teams to Cheer If Yours Got Bounced|Ben Teitelbaum|March 16, 2014|DAILY BEAST
Avon now managed to loosen the loop sufficiently 260 to slip it off the imprisoned leg.
The Great Cattle Trail|Edward S. Ellis
The way weve got our set hooked up now, were using a loop antenna, arent we?
The Radio Boys at Mountain Pass|Allen Chapman
Figure 212 is, however, a loop, as the circuit is spoiled on one side by an appendage.
The Science of Fingerprints|Federal Bureau of Investigation
Here we stayed until following the loop, they came to the patch of bush and passed behind it.
Ayesha|H. Rider Haggard
The length of the loop allowed him to move by her side with it over his arm.
Heart of the Blue Ridge|Waldron Baily

British Dictionary definitions for loop (1 of 2)

loop¹

/ (luːp) /

noun

the round or oval shape formed by a line, string, etc, that curves around to cross itself

any round or oval-shaped thing that is closed or nearly closed

a piece of material, such as string, curved round and fastened to form a ring or handle for carrying by

an intrauterine contraceptive device in the shape of a loop

electronics

a closed electric or magnetic circuit through which a signal can circulate
short for loop aerial

a flight manoeuvre in which an aircraft flies one complete circle in the vertical plane

Also called: loop line mainly British a railway branch line which leaves the main line and rejoins it after a short distance

maths physics a closed curve on a graphhysteresis loop

another name for antinode

anatomy

the most common basic pattern of the human fingerprint, formed by several sharply rising U-shaped ridgesCompare arch 1 (def. 4b), whorl (def. 3)
a bend in a tubular structure, such as the U-shaped curve in a kidney tubule (Henle's loop or loop of Henle)

computing a series of instructions in a program, performed repeatedly until some specified condition is satisfied

skating a jump in which the skater takes off from a back outside edge, makes one, two, or three turns in the air, and lands on the same back outside edge

a group of people to whom information is circulated (esp in the phrases in or out of the loop)

verb

(tr) to make a loop in or of (a line, string, etc)

(tr) to fasten or encircle with a loop or something like a loop

Also: loop the loop to cause (an aircraft) to perform a loop or (of an aircraft) to perform a loop

(intr) to move in loops or in a path like a loop

Word Origin for loop

C14: loupe, origin unknown

British Dictionary definitions for loop (2 of 2)

loop²

/ (luːp) /

noun

an archaic word for loophole

Word Origin for loop

C14: perhaps related to Middle Dutch lupen to watch, peer

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for loop

loop

[ lōōp ]

n.

A curve or bend in a cord or other cylindrical body, forming an oval or circular ring.

A type of loop-shaped intrauterine device.

Idioms and Phrases with loop

loop

see in the loop; knock for a loop.

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