delineator
/dɪˈlɪniˌeɪtər/
noun
- A person or thing that describes, explains, or shows something clearly and in detail.
- The artist was a master delineator of human emotions through facial expressions.
- The map's legend is an excellent delineator of the different hiking trails.
- In her speech, she acted as a delineator of the company's future goals.
- A device or marker, such as a reflective post or cone, used to indicate the edge of a road or a hazard.
- A reflective delineator on the curve warned drivers to slow down.
- The construction crew placed orange delineators along the detour route.
- Snowplows often knock over plastic delineators during winter storms.