View synonyms for thermionic

thermionic

/ ˌθɜːmɪˈɒnɪk /

adjective

of, relating to, or operated by electrons emitted from materials at high temperatures
a thermionic valve

Discover More

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Above the mantel of the lodge's thermionic fireplace was hung a brilliant cascading stereo of Yosemite Falls in misty motion.

Browse