triac

[ trahy-ak ]
/ ˈtraɪ æk /

noun Electronics.

a type of thyristor designed for electronic control of the current supplied to a circuit, used especially in dimmers for lighting systems.

Nearby words

  1. tri-,
  2. tri-band,
  3. tri-city,
  4. tri-nations championship,
  5. triable,
  6. triacetate,
  7. triacetate fiber,
  8. triacetic acid,
  9. triacid,
  10. triacontanol

Origin of triac

1960–65; tri(ode) + A.C. alternating current

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019