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

The seats can also be converted into a two-person sofa, while curved sliding doors and retractable dividers will offer additional privacy. — Alessia Armenise, Condé Nast Traveler, 11 Nov. 2026

Better yet, the divider slides as needed, allowing the clean and dirty sides to expand or shrink as your trip unfolds. — David Dickstein, Oc Register, 11 Nov. 2026

The twin vessel sinks are topped by tall, frameless vertical mirrors against a smooth plaster divider wall concealing a walk-in shower. — Wendy Bowman, Robb Report, 6 Nov. 2026

The large wooden desk is framed by a bookshelf painted pastel robin’s egg blue, and an antique cabinet that stands on tall spindly legs, its doors open, revealing rows of small, narrow dividers for sorting mail or paperwork. — Literary Hub, 5 Nov. 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