transistor
/trænˈzɪstər/
noun
- A small electronic device used in circuits to amplify or switch electrical signals, found in radios, computers, and many other devices.
- Transistors are much smaller and more reliable than the vacuum tubes they replaced.
- He replaced a broken transistor in the radio to fix the sound.
- The invention of the transistor made modern computers possible.
- A portable radio that uses transistors (short for 'transistor radio').
- In the 1960s, teenagers carried transistors to listen to music at the beach.
- He found a vintage transistor at a garage sale and cleaned it up.
- My grandmother still has an old transistor that she listens to in the garden.