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Synonyms

in-service

American  
[in-sur-vis, in-sur-] / ɪnˈsɜr vɪs, ˈɪnˌsɜr- /

adjective

  1. taking place while one is employed.

    an in-service training program.


in-service British  

adjective

  1. denoting training that is given to employees during the course of employment

    an in-service course

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of in-service

First recorded in 1925–30

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.

Commission of Fine Arts pushed for a unified look for the stations out of a conviction that aesthetic coherence is in service of a transit system’s safety, usability and dignity.

From The Wall Street Journal • May 22, 2026

US director Boots Riley's signature absurdism is all over his latest film "I Love Boosters," which opens in US theaters this week, but the wacky visuals are all in service of an "optimistic" social commentary.

From Barron's • May 20, 2026

She’s racked up hundreds of miles, all of which appear to be in service of one thing: finding a mate to settle down with.

From Los Angeles Times • May 18, 2026

Aon’s Fleming points to Boom Supersonic’s planned Overture jet, which is currently running successful supersonic tests at Mach 1.7 and could be in service as soon as the end of this decade.

From The Wall Street Journal • May 15, 2026

Maester Luwin said, "There is great honor in service on the Wall, my lord."

From "A Game of Thrones" by George R.R. Martin

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