transistorized v equip (an electronic circuit or device) with transistors s (of an electronic device) equipped with transistors Usage(s) A transistorized depth-finder that tells the Sunday sailor in glowing red numbers exactly how many feet, or fathoms, of water lie under his keel. In 1952 Sonotone brought out the first transistorized aid at $229. Manufactured by the Nippon Electric Company (NEC), the drum-based machine was one of the earliest transistorized Japanese computers. Synonym(s) transistorize transistorise transistorised