divider

US /dɪˈvaɪ.dər/
UK /dɪˈvaɪ.dər/
"divider" picture
1.

a person or thing that divides or separates something

:
The wall acts as a divider between the two rooms.
She used a room divider to create a private space.
2.

a mathematical term for a number that divides another number exactly without leaving a remainder

:
In the equation 10 ÷ 2 = 5, 2 is the divider.
Finding the common dividers of two numbers is a basic math skill.
3.

a pair of compasses with very sharp points, used for measuring distances on maps or for dividing lines into equal parts

:
The cartographer used a divider to accurately measure the distance between two cities on the map.
Architects often use dividers for scaling drawings.