in operation
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.
Cuba's electricity generation is sustained by a network of eight aging thermoelectric plants -- some in operation for over 40 years -- that suffer frequent breakdowns or must be shut down for maintenance cycles.
From Barron's • May 14, 2026
Two of the refineries that closed were British, leaving just four in operation here.
From BBC • May 3, 2026
Times reporter Paul Dean noted that Flint helped tap the Owens Valley water that irrigated L.A.’s growth and prosperity, but the fountain named for him had not been in operation for 30 years.
From Los Angeles Times • Apr. 11, 2026
The Hubble Space Telescope has been in operation for more than 30 years and continues to deliver important discoveries that expand our understanding of the universe.
From Science Daily • Mar. 21, 2026
Lawrence escorted Groves around the Rad Lab, showed him the calutron in operation, and explained its virtues so convincingly that the general was carried away.
From "Big Science" by Michael Hiltzik
