microwave

microwave, electromagnetic radiation having a frequency within the range of 1 gigahertz to 1 terahertz (109–1012 cycles per second) and a wavelength between 1 mm and 1 m.

This article was most recently revised and updated by Michele Metych.
Citation Information
Article Title: microwave
Website Name: Encyclopaedia Britannica
Publisher: Encyclopaedia Britannica, Inc.
Date Published: 05 February 2025
Access Date: February 22, 2025