loop
loop-the-loop | a flight maneuver, aircraft flies a complete circle in the vertical plane |
| inside loop | a loop consisting of a climb followed by inverted flight followed by a dive that returns to horizontal flight |
| outside loop | a loop consisting of a dive followed by inverted flight followed by a climb that returns to horizontal flight |
| open sesame | any very successful means of achieving a result |
| open primary | a primary in which any registered voter can vote (but must vote for candidates of only one party) |
open frame
break | any frame in which a bowler fails to make a strike or spare, the break in the eighth frame cost him the match |
| open-heart surgery | heart surgery in which the rib cage is spread open, the heart is stopped and blood is detoured through a heart-lung machine while a heart valve or coronary artery is surgically repaired |
closed circuit
loop | a complete electrical circuit around which current flows or a signal circulates |
closed loop
closed-loop system | a control system with a feedback loop that is active |
cringle
eyelet loop grommet
grummet | fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines |
| drip loop | a downward hanging loop in a line that runs to a building, when it rained water would fall from the drip loop before it reached the building |
feedback circuit
feedback loop | a circuit that feeds back some of the output to the input of a system |
| fireplace hearth open fireplace | an open recess in a wall at the base of a chimney where a fire can be built, the fireplace was so large you could walk inside it, he laid a fire in the hearth and lit it, the hearth was black with the charcoal of many fires |
| loop | an intrauterine device in the shape of a loop |
| loop knot | any of various knots used to make a fixed loop in a rope |
| loop-line | a railway branch line that branches from the trunk line and then rejoins it later on |
open-air market
open-air marketplace
market square | a public marketplace where food and merchandise is sold |
| open circuit | an incomplete electrical circuit in which no current flows |
open-end wrench
tappet wrench | a wrench having parallel jaws at fixed separation (often on both ends of the handle) |
| open-hearth furnace | a furnace for making steel in which the steel is placed on a shallow hearth and flames of burning gas and hot air play over it |
| open sight | rear gunsight having an open notch instead of a peephole or telescope |
| open weave | a weave in which warp threads never come together, leaving interstices in the fabric |
| loop gain | (telecommunication) the gain of a feedback amplifier or system as a function of how much output is fed back to the input, if the loop gain is too great the system may go into oscillation |
| open door | freedom of access, he maintained an open door for all employees |
open
surface | information that has become public, all the reports were out in the open, the facts had been brought to the surface |
loop topology
loop | the topology of a network whose components are serially connected in such a way that the last component is connected to the first component |
open interval
unbounded interval | an interval that does not include its endpoints |
| open account | an unpaid credit order |
| loop | a computer program that performs a series of instructions repeatedly until some specified condition is satisfied |
| open letter | a letter of protest, addressed to one person but intended for the general public |
| loop | the basic pattern of the human fingerprint |
open-door policy
open door | the policy of granting equal trade opportunities to all countries |
| open secret | something that is supposed to be secret but is generally known, their love affair was an open secret |
| open sesame | a magical command, used by Ali Baba |
| ground loop | a sharp uncontrollable turn made by an airplane while moving along the ground |
| open | a tournament in which both professionals and amateurs may play |
open-face sandwich
open sandwich | sandwich without a covering slice of bread |
mutual fund
mutual fund company
open-end fund
open-end investment company | a regulated investment company with a pool of assets that regularly sells and redeems its shares |
| open shop | a company whose workers are hired without regard to their membership in a labor union |
| loop | an inner circle of advisors (especially under President Reagan), he's no longer in the loop |
| open house | an informal party of people with hospitality for all comers |
| Open University | a British university that is open to people without formal academic qualifications and where teaching is by correspondence or broadcasting or summer school |
| open society | a society that allows its members considerable freedom (as in a democracy), America's open society has made it an easy target for terrorists |
| open order | a military formation leaving enough space between ranks to allow an inspecting officer to pass |
outdoors
out-of-doors
open air
open | where the air is unconfined, he wanted to get outdoors a little, the concert was held in the open air, camping in the open |
| open clear | a clear or unobstructed space or expanse of land or water, finally broke out of the forest into the open |
| open chain | a chain of atoms in a molecule whose ends are not joined to form a ring |
open-end credit
revolving credit
charge account credit | a consumer credit line that can be used up to a certain limit or paid down at any time |
credit account
charge account
open account | credit extended by a business to a customer |
| iteration loop | (computer science) a single execution of a set of instructions that are to be repeated, the solution took hundreds of iterations |