coincide

verb

co·​in·​cide ˌkō-ən-ˈsīd  ˈkō-ən-ˌsīd 

coincided; coinciding

intransitive verb

1

a

: to occupy the same place in space or time

The base of the triangle coincides with one side of the square.

The heroic age of bridge construction coincided with the expansion of the railroads …

—Mario Salvadori

b

: to occupy exactly corresponding or equivalent positions on a scale or in a series

100° Celsius coincides with 212° Fahrenheit.

2

: to correspond in nature, character, or function

"… our sentiments coincided in every particular …"

—Jane Austen

3

: to be in accord or agreement : concur

I coincided with their views on most subjects.

Synonyms of coincide

• accompany
• happen

Choose the Right Synonym for coincide

agree, concur, coincide mean to come into or be in harmony regarding a matter of opinion.

agree implies complete accord usually attained by discussion and adjustment of differences.

on some points we all can agree

concur often implies approval of someone else's statement or decision.

if my wife concurs, it's a deal

coincide, used more often of opinions, judgments, wishes, or interests than of people, implies total agreement.

their wishes coincide exactly with my desire

Examples of coincide in a Sentence

The goals of the business partners coincide.

the heaviest snowfall of the season coincided with the start of our weeklong ski vacation

Recent Examples on the Web

Their stay coincides with the 15-day festival, when the underworld is believed to open and the dead mingle with the living. — Naman Ramachandran, Variety, 10 Oct. 2026

The weeklong event coincides with the 2026 Billboard Latin Music Awards on October 22, where Rawayana is also a finalist as Latin Pop Artist of the Year, Duo or Group. — Jessica Roiz, Billboard, 9 Oct. 2026

The rebound by Mahomes’ favorite target coincides with KC’s snaring of Super Bowl LX MVP Kenneth Walker III, who leads the league with 537 rushing yards. — Anthony Crupi, Sportico.com, 9 Oct. 2026

Skoden will celebrate Native American culture coinciding with Indigenous Peoples’ Day. — Ryan Gaydos Outkick, FOXNews.com, 9 Oct. 2026

Word History

Etymology

borrowed from Medieval Latin coincidere "to be identical in substance, agree in position," from Latin co- co- + incidere "to fall or drop (into), come by chance, chance to happen" — more at incident entry 1

First Known Use

1719, in the meaning defined at sense 1a

Rhymes for coincide

• abide
• allied
• applied
• aside
• astride
• azide
• backside
• bankside
• bastide
• bayside
• bedside
• belied

Kids Definition

coincide

verb

co·​in·​cide ˌkō-ən-ˈsīd 

coincided; coinciding

1

: to occupy the same place in space or time

2

: to occupy the same positions on a scale

3

: to agree exactly