intermittent
adjective
stopping or ceasing for a time; alternately ceasing and beginning again.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
That’s because Ontario had a long-standing, huge, built-in base of two sources of emission-free, nonintermittent power: nuclear and hydro.
From Slate ● Aug. 6, 2014