verb · to finalize a design, model, or technical specification for production

这种新机型已经基本定型，准备投入批量生产。

verb · to fix a hairstyle in place, such as with a permanent wave or hairspray

理发师用发胶给他的新发型定型。

verb · to fall into a fixed pattern or become crystallized in a specific form

青少年时期是一个人性格定型的关键阶段。