Definition
Trainer is a noun referring to a person who teaches or coaches others, especially in a specific skill, sport, or profession. It can also describe a type of shoe designed for athletic activities, particularly in British English.
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Pronunciation
Etymology
The word "trainer" originates from the verb "train," derived from Old French "trainer," meaning "to drag or draw," and Latin "trahere," meaning "to pull or draw." The noun form evolved in the late 16th century to mean "a person who trains."
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Usage
The noun "trainer" is commonly used to describe someone responsible for teaching or preparing others, as in "The fitness trainer designed a custom workout plan." In British English, it also refers to a type of shoe: "She bought a new pair of trainers for running."
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Detailed Definitions