Selsyn
6 lettersnounrareUpdated June 2026
Definition
An electrical system in which a generator and a motor are linked so that the motor continuously replicates the angular position of the generator, used in remote-control and instrumentation applications.
“The aircraft's fuel gauge used a selsyn to transmit the tank reading to the cockpit instrument.”
Pronunciation
Syllables
sel·syn
Related Words
Synonyms
Word Game Tips
Wordle
Contains Y as a vowel substitute with no standard vowel in the last three letters, very unusual
Scrabble
Worth 9 points, Y in the middle makes this a useful crossing word on the board
Words Related to Selsyn
Words you can make from Selsyn
Shorter words formed from the letters in “selsyn”.
Add a letter to make a longer word
7-letter words you can spell by adding one letter to “selsyn”.
Explore Similar Words
Try These Tools
Dictionary References
Look up selsyn in an authoritative dictionary for full definitions, pronunciation, and etymology.

Ready to test your word skills?
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!