Definition of "equestrianism" [e•ques•tri•an•ism]

• The art of riding horses; horsemanship. (noun)

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• "After dinner Cap, with Wool for a riding-master, took her first lesson in equestrianism."
• "Small Talk will never know what business we might have gone into if we had been continually thrown off our childhood pony – but we're willing to wager it wouldn't have been a equestrianism."
• "My parents had bought him for me after my love of equestrianism grew way past the meticulous Breyer display on my bedroom shelf and into a serious commitment to competitive horseback riding."