penetrate
verb (used with object)
to pierce or pass into or through.
Used to describe an action that was ongoing continuously in the past up until another past event interrupted it.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The brilliance of the snow was very striking after the dusk of the interiors I had been penetrating.
From The Frozen Pirate by W. Clark (William Clark) Russell