divider

noun

di·​vid·​er də-ˈvī-dər 

1

: one that divides

2

dividers plural : an instrument for measuring or marking (as in dividing lines)

3

: something serving as a partition between separate spaces or areas

a highway divider

Illustration of divider

• dividers

Synonyms of divider

• fence
• wall
• separator

Examples of divider in a Sentence

Concrete barriers are used as highway dividers.

She has proven to be a divider of people.

He says that he's a uniter, not a divider.

Recent Examples on the Web

Better yet, those dividers pull out and double as flat tops for the crate, turning it into a makeshift workstation or seat (without leaving the milk crate imprint on your skin afterward). — New Atlas, 1 Oct. 2026

The Ghost bag comes with a 14-way divider, so every club has a spot, or a 7-way divider which is more traditional. — Langston Wertz Jr, Charlotte Observer, 30 Sep. 2026

This is the single biggest divider between businesses that scale and those that stall. — Sabine Leveiller, Forbes.com, 28 Sep. 2026

Use small boxes or dividers to create dedicated compartments before placing items back in the drawer. — Jamie Cuccinelli, Martha Stewart, 25 Sep. 2026

Word History

First Known Use

1534, in the meaning defined at sense 1

Phrases Containing divider

• voltage divider

Rhymes for divider

• collider
• confider
• insider
• outsider
• provider
• cider
• cyder
• eider
• glider
• hider
• rider
• schneider

Kids Definition

divider

noun

di·​vid·​er də-ˈvīd-ər 

1

: something that divides

a room divider

2

plural : an instrument for measuring or marking

Medical Definition

divider

noun

di·​vid·​er də-ˈvīd-ər 

: the second incisor tooth of a horse situated between the center and corner incisors on each side compare nipper sense 2