单词	reinforcement
释义	reinforcement noun re·​in·​force·​ment ˌrē-ən-ˈfȯrs-mənt  1 : the action of strengthening or encouraging something : the state of being reinforced 2 : something that strengthens or encourages something: such as a : an addition of troops, supplies, etc., that augments the strength of an army or other military force —usually plural About 8 a.m. Soviet tanks and armored personnel carriers containing reinforcements approached the gorge from the right flank. John Barron b : something designed to provide additional strength (as in a weak area) a bridge in need of steel reinforcements c : a response to someone's behavior that is intended to make that person more likely to behave that way again positive/negative reinforcement 3 psychology : the action of causing a subject to learn to give or to increase the frequency of a desired response that in classical conditioning involves the repeated presentation of an unconditioned stimulus (such as the sight of food) paired with a conditioned stimulus (such as the sound of a bell) and that in operant conditioning involves the use of a reward following a correct response or a punishment following an incorrect response also : the reward, punishment, or unconditioned stimulus used in reinforcement Synonyms brace buttress mount mounting prop shore spur stay support underpinning See all Synonyms & Antonyms Example Sentences “We're outnumbered! Call for reinforcements!” We need to prevent enemy reinforcements from reaching the front line. The bridge is in need of reinforcement. You should encourage good behavior with positive reinforcement. Recent Examples on the Web Johnson said the district employs a wide range of disciplinary approaches starting with relationship-building and positive reinforcement for good behavior. Claudette Riley, USA TODAY, 25 Aug. 2022 Astonishingly, in 2022, that basic civics lesson needs reinforcement. Jeff Sommer, New York Times, 19 Aug. 2022 Moth is a sensitive dog who will benefit from positive reinforcement training in her new home. Linda Mcintosh, San Diego Union-Tribune, 27 May 2022 Both the walls and floor are made of resin, with multi-wall panel construction and metal reinforcement on the walls to make sure both the elements and local fauna stay out. Rena Behar, Better Homes & Gardens, 5 May 2022 Nonetheless, the mercenary network will remain a key reinforcement to Russia’s exhausted regular forces, only a shrinking proportion of which remain capable of offensive maneuver operations after a half-year of grinding warfare. Sebastien Roblin, Forbes, 15 Aug. 2022 Renovating the building required a lot of structural reinforcement and rehab; Howa said crews poured 18 inches of concrete to create the floor in the food hall proper. Stefene Russell, The Salt Lake Tribune, 9 Aug. 2022 The kit also comes with twist pins that provide extra reinforcement, but this step is optional. Carly Kulzer, Peoplemag, 6 Aug. 2022 The screen is glued on and has plastic reinforcement clips. Ron Amadeo, Ars Technica, 26 July 2022 See More Word History First Known Use 1602, in the meaning defined at sense 1 Kids Definition reinforcement noun re·​in·​force·​ment ˌrē-ən-ˈfȯr-smənt  1 : people or things (as supplies) sent to help or support 2 : the act of making something stronger or able to last longer The bridge is in need of reinforcement. Medical Definition reinforcement noun re·​in·​force·​ment ˌrē-ən-ˈfōr-smənt, -ˈfȯr-  : the action of causing a subject (as a student or an experimental animal) to learn to give or to increase the frequency of a desired response that in classical conditioning involves the repeated presentation of an unconditioned stimulus (as the sight of food) paired with a conditioned stimulus (as the sound of a bell) and that in operant conditioning involves the use of a reward following a correct response or a punishment following an incorrect response also : the reward, punishment, or unconditioned stimulus used in reinforcement compare recruitment sense 1 reinforcement noun as in support a structure that holds up or serves as a foundation for something else the consulting architect suggested using additional steel reinforcements to counteract the bridge's design flaw Synonyms & Similar Words Relevance support brace mounting pillar shore foundation underpinning prop mount spur stay buttress truss shoring bolster arch column crutch cantilever bracket pedestal frame bearing girder peg stand base pilaster strut post stake stanchion stilt
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