pacemaker

phonetic symbol: / péɪsmèɪkɚ / 

pacemaker - English Dictionary

[ noun ]
■ a horse used to set the pace in racing
pacer , pacesetter

[ noun ]
■ an implanted electronic device that takes over the function of the natural cardiac pacemaker
artificial pacemaker

[ noun ]
■ a specialized bit of heart tissue that controls the heartbeat
cardiac pacemaker , sa node , sinoatrial node

[ noun ]
■ a leading instance in its field
pacesetter

Word list en

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