noun
trainer
Someone who teaches skills or physical fitness, or equipment used for training.
The trainer shows me how to lift the weights safely.
Etymology
Train developed the sense of guiding skill through practice. Trainer names either the instructor or equipment that supports that guided development.
More examples
- Our trainer explains how to use the new software.
- Dog trainers teach owners how to give clear commands.
- An indoor trainer lets me ride my bicycle without going outside.
Forms
trainer · trainers
train verb — To teach skills through instruction and practice.
trainee noun — A person learning skills under someone's guidance.
Similar words
- coach
- Often guides performance and strategy, especially in sports.
- instructor
- Emphasizes teaching a particular subject or practical skill.
- simulator
- Reproduces real operating conditions so learners can practice safely.