The word “curve” can be defined as follows:
**Noun**:
1. A smoothly flowing, continuous line or path that bends without sharp angles. For example, a circle or an arc.
2. A geometric figure formed by a curve.
3. In mathematics, a curve is often associated with a graph representing a function.
**Verb**:
1. To bend or shape something into a curve.
2. To move in a curved direction.
Overall, “curve” refers to anything that is not straight, whether in a physical or abstract sense.