トレーニングは英語で
training

英語の定義

トレーニング
1. n. training, often in sports or at the workplace
2. v. *トレーニング + する*
3. v. train

training
1. v. present participle of train
2. n. The activity of imparting and acquiring skills.
3. n. The result of good social upbringing.
4. n. (computing) The process by which two modems determine which protocol and speed to use; handshaking.
5. n. (voice recognition) The recording of multiple samples of a user's voice to aid pattern recognition.

workout
1. n. An exercise session; a period of physical exercise.
2. n. A schedule or program of specific exercises, especially one intended to achieve a particular goal.
3. n. (by extension) Any activity that requires much physical or mental effort, or produces strain.