TechnologyJuly 4, 2026

oscillator

/ˈɒsɪleɪtər/

Definition

An electronic circuit that produces a repetitive, oscillating electronic signal, such as a sine wave, often used to test or demonstrate the functionality of electronic components.

Etymology

Derived from the Latin 'oscillare' (to swing), which meant to move back and forth like a pendulum. It entered scientific English in the 19th century to describe various devices that produce repetitive, rhythmic fluctuations.

In the news

In the article, the term describes a device used by Jack Kilby to test his newly developed integrated circuit; seeing the sine wave on the oscilloscope proved his invention worked.

The Integrated Circuit and the Future of AI Leadership

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