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triac

American  
[trahy-ak] / ˈtraɪ æk /

noun

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


Etymology

Origin of triac

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

Example Sentences

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

Each of the bands opening for Sulfuric Cautery at Atlas this weekend — Girth, Triac, Tomb Warden, Ancient Torture Techniques — will deliver their high-speed music at brutally high volumes, so don’t forget to pack extra earplugs.

From Washington Post