divider
n. countable B2 Upper Intermediate US //dɪˈvaɪdɝ// UK //dɪvˈaɪdɐ// di·vider
n. a thin wall or line that separates two things. You use it to keep things organized or to make sure they do not touch each other.
n. a physical partition or a line that separates two distinct areas, objects, or groups. Often used in technical contexts to describe a component that separates signals or a physical barrier in a room.
She uses a plastic divider to keep her pens and pencils separate.
The office manager installed a glass divider between the two desks to reduce noise and improve privacy.
In electrical engineering, a signal divider is a circuit that reduces the amplitude of an input signal by a fixed ratio, allowing for safe measurement of high-voltage sources.
PIE word *dwóh₁ From divide + -er.