conditioning

noun

con·​di·​tion·​ing kən-ˈdi-sh(ə-)niŋ How to pronounce conditioning (audio)
1
: the process of training to become physically fit by a regimen of exercise, diet, and rest
also : the resulting state of physical fitness
2
: a simple form of learning involving the formation, strengthening, or weakening of an association between a stimulus and a response

Examples of conditioning in a Sentence

the team's excellent physical conditioning With the proper conditioning, the horse will learn to trust and obey its handler.
Recent Examples on the Web
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When deputies were there late on Friday evening, multiple residents came up to them and complained about the air conditioning not functioning and excessive heat, Palm Beach County Fire Rescue said in a statement Tuesday evening. Angie Dimichele, Sun Sentinel, 11 June 2025 Detainees, as well as employees who work at the facility, described harsh conditions, including broken toilets and air conditioning, and out-of-service elevators. Syra Ortiz Blanes, Miami Herald, 11 June 2025 During the summer, especially in the South, getting a good night’s rest can feel as challenging as a marathon if your home doesn’t have air conditioning or if you’re not equipped with the right products to stay comfortably cool in less than ideal temperatures. Alicia Geigel, Southern Living, 11 June 2025 The conditioning elixir is enriched with keravis, which is a type of protein complex that can protect against breakage, as well as astaxanthin to help heal damage for more vibrant, supple-looking strands. Jessie Quinn, Glamour, 11 June 2025 See All Example Sentences for conditioning

Word History

First Known Use

1861, in the meaning defined at sense 1

Time Traveler
The first known use of conditioning was in 1861

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Cite this Entry

“Conditioning.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/conditioning. Accessed 18 Jun. 2025.

Medical Definition

conditioning

noun
con·​di·​tion·​ing kən-ˈdish-(ə-)niŋ How to pronounce conditioning (audio)
1
: the process of training to become physically fit by a regimen of exercise, diet, and rest
Good shoes and proper conditioning are the best bets for avoiding shin splints.Current Health
He also got serious about his physical conditioning with a regimen that includes Pilates, weights and cardio training.Alan Shipnuck, Sports Illustrated
also : the resulting state of physical fitness
Triathletes maintained their aerobic conditioning while developing new skills and strengthening neglected muscles. Marlene Adrian, Shape
2
: a simple form of learning involving the formation, strengthening, or weakening of an association between a stimulus and a response
According to the theory, learning or conditioning is the process by which behavior is systematically and lastingly changed.Harvard Mental Health Letter
… aversive conditioning to tie undesirable actions to unpleasant stimuli and thereby break habits.The New York Times Magazine
see classical conditioning, operant conditioning

More from Merriam-Webster on conditioning

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