[ trey-ner ]
/ ˈtreɪ nər /
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a person or thing that trains.
a staff member on an athletic team who gives first aid and therapy to injured players.
a person who trains athletes; coach.
a person who trains racehorses or other animals for contests, shows, or performances.
an airplane or a simulated aircraft used in training aircrew members, especially pilots.



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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

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Origin of trainer

First recorded in 1590–1600; train + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for trainer

British Dictionary definitions for trainer

/ (ˈtreɪnə) /


a person who trains athletes in a sport
a piece of equipment employed in training, such as a simulated aircraft cockpit
horse racing a person who schools racehorses and prepares them for racing
(plural) an informal name for training shoes
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