trainer

[ trey-ner ]
/ ˈtreɪ nər /

noun

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.

Origin of trainer

First recorded in 1590–1600; train + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for trainer

British Dictionary definitions for trainer

trainer

/ (ˈtreɪnə) /

noun

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