nounπShareSomeone who couples things together, especially someone whose job it is to couple railway carriages."The railway couplers carefully connected the train carriages before the passengers boarded. "jobvehiclemachinetechnicalindustryChat with AIVocabulary GamePractice Reading
nounπShareAnything that serves to couple things together; but especially a device that couples railway carriages."The railway workers carefully inspected the couplers between each train car to ensure they were securely fastened before the train departed. "technicalvehiclemachinepartChat with AIVocabulary GamePractice Reading
nounπShareA device that connects two keyboards of an organ together so that they play together."The organist used the couplers to link the two keyboards, making the music sound much fuller and richer. "musicorgandevicemachineChat with AIVocabulary GamePractice Reading
nounπShareA device used to convert electronic information into audible sound signals for transmission over telephone lines."Early modems used couplers to connect to the phone line by holding the telephone handset to the device. "electronicstechnologycommunicationdevicesignalmachineinternetcomputingChat with AIVocabulary GamePractice Reading
nounπShareAn electrical device used to transfer energy from one electric device to another, especially without a physical connection."The wireless phone chargers use couplers to transfer energy from the charging pad to the phone's battery without needing a cable. "electronicsdeviceelectrictechnologyenergymachineChat with AIVocabulary GamePractice Reading