conditioning

noun

con·​di·​tion·​ing kən-ˈdi-sh(ə-)niŋ 

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

Synonyms of conditioning

• activity
• exertion
• exercise

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

Lineage has helped to distribute almost 600 air purifiers and over 650 air conditioning units to households in the immediate neighborhood, a spokesperson told CNN. — Celina Tebor, CNN Money, 8 Aug. 2026

The connected sports performance center supports 16 of Pitt’s 19 varsity teams with strength and conditioning, sports medicine, nutrition, recovery and mental-health resources. — Gabby Sartori, USA Today, 8 Aug. 2026

Residents who can see or smell smoke are advised to remain indoors with their doors and windows closed, an air purifier running and air conditioning turned off. — Clara Harter, Los Angeles Times, 8 Aug. 2026

In a region where air conditioning runs for months at a time, the savings definitely add up. — Quincy Bulin, Southern Living, 7 Aug. 2026

Word History

First Known Use

1861, in the meaning defined at sense 1

Phrases Containing conditioning

• classical conditioning
• operant conditioning

Rhymes for conditioning

• auditioning
• commissioning
• partitioning
• petitioning
• positioning
• transitioning
• decommissioning
• preconditioning
• reconditioning
• repositioning
• requisitioning

Medical Definition

conditioning

noun

con·​di·​tion·​ing kən-ˈdish-(ə-)niŋ 

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