Definition of cryotron
: a device performing some of the functions of an electron tube and consisting of a straight wire and another wire wound in a coil around it kept at a temperature near absolute zero, the straight wire being superconducting at the low temperature but becoming nonsuperconducting when a current passes through the coil wire
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up cryotron? Please tell us where you read or heard it (including the quote, if possible).