# perpendicular
## Noun (N)
### Sense: a straight line at right angles to another line
- เส้นตั้งฉาก
### Sense: a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
- สายดิ่ง

## Adjective (A)
### Sense: at right angles to the plane of the horizon or a base line
- ตามแนวตั้ง