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, a group or network of insiders or influential people; inner circle

to be out of the loop on policy decisions.

the Loop, the main business district of Chicago.

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 fol. 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.

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. ?

throw or knock for a loop

to astonish or upset

Her quitting the project really threw me for a loop.

noun

line

verb

line

noun

bend , circuit , circumference , coil , convolution , curl , curve , eyelet , hoop , kink , knot , loophole , noose , ring , twirl , twist , whorl , wreath , eye , association , league , bight , festoon , hank , lobe , staple , swag

verb

arc , arch , begird , bend , bow , braid , coil , compass , connect , crook , curl , curve , curve around , encircle , encompass , fold , gird , girdle , join , knot , ring , roll , surround , tie together , turn , twist , wind around , billet , circle , circuit , eye , kink , noose , picot , spiral , twirl