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

Use one basket to broil fish and the other to roast broccoli at the same time, or remove the basket divider to cook larger foods like one big chicken on a single setting. —Bon Appétit, Bon Appetit Magazine, 28 Nov. 2025

The cosmetics case is outfitted with adjustable, removable dividers, and zipper pockets to keep toiletries organized. —Olivia Young, Travel + Leisure, 28 Nov. 2025

The second metabolic threshold is the divider between Moderate and High exercise. —Alex Hutchinson, Outside, 25 Nov. 2025

The pop star and Cynthia Erivo, her Wicked costar and fellow Oscar nominee, were walking the red carpet when Wen — who later boasted about the incident and his subsequent arrest on Instagram — jumped over a divider and sprinted straight toward Grande. —Hannah Dailey, Billboard, 14 Nov. 2025

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