plural of trainer

Someone who is still in the process of being formally trained in a workplace. / A juvenile inmate being trained and (re)educated in a reformatory school.

plural of trainee

Someone employed to help another with their fitness, especially by means of a personalised diet program and exercise regime.

plural of traineeship

The condition of, or the time served by, a trainee; training.

plural of personal trainer

plural of trainel

(obsolete) A dragnet.

Wearing trainers.