Used when someone needs to learn new skills for a different career, often due to circumstances. After the factory closed, many workers had to retrain in information technology.
Pro Tip 2/3
Not By Choice
Often implies a forced change, something not done willingly but out of necessity. Due to her allergy, she had to retrain from being a baker to a florist.
Pro Tip 3/3
Lifelong Learning
Emphasizes the concept that education and skill acquisition is a continuous process. To stay relevant in his field, he has to regularly retrain in new software.