separator

noun
UK /ˈsep.ər.eɪ.tər/
US /ˈsep.ə.reɪ.tɚ/

A thing that keeps other things apart.

The fence is a separator between the two gardens.


OTHER MEANINGS

2. A machine that separates cream from milk.

The dairy uses a separator to make cream.

3. A symbol or mark used to divide parts of text or data.

Use a comma as a separator between the items.

4. A device that removes water or oil from steam or gas.

The engine has a steam separator to keep it dry.