[ trahy-ak ]
/ ˈtraɪ æk /
a type of thyristor designed for electronic control of the current supplied to a circuit, used especially in dimmers for lighting systems.
Words nearby triac
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