evolute
/'i:vәlu:t/
📖 中文释义
- n. 渐屈线
- a. 展开的, 反卷的
📘 English Definition（英文释义）
- n. A curve from which another curve, called the involute or
- evolvent, is described by the end of a thread gradually wound upon the
- former, or unwound from it. See Involute. It is the locus of the
- centers of all the circles which are osculatory to the given curve or
- evolvent.