Coincide

Definition

Coincide refers to the occurrence of two or more events or circumstances happening at the same time, or two things being in agreement or alignment. It can also mean to occupy the same space or position.

Parts of Speech

• Verb

Pronunciation

American English

• IPA Pronunciation: /ˌkoʊɪnˈsaɪd/
• Respelling: koh-in-SAHYD

British English

• IPA Pronunciation: /ˌkəʊɪnˈsaɪd/
• Respelling: koh-in-SAHYD

Etymology

The word "coincide" comes from the Medieval Latin "coincidere," meaning "to fall together" or "to agree." It is formed from "com-" (together) and "incidere" (to fall upon). The term entered the English language in the early 18th century and has retained its meaning of two events or things occurring simultaneously or in agreement.

Derivatives

• Coincidence (noun)
• Coincidental (adjective)
• Coincidentally (adverb)
• Coincident (adjective)
• Co-incide (verb, alternate spelling)

Synonyms

• Concur
• Synchronize
• Correspond

Antonyms

• Diverge
• Disagree
• Contradict

Usage

The verb "coincide" is often used in contexts where events or situations happen at the same time or are in agreement. For example, "The meeting coincided with the start of the conference," or "Their opinions coincided on most political issues." It is also used in scientific or mathematical contexts, such as when two lines or shapes coincide.

Related Terms

• Confluence: The process of merging or flowing together.
• Simultaneity: The occurrence of two or more events at the same time.
• Agreement: Harmony or conformity in opinion or action.

Detailed Definitions

Verb

• To occur at the same time: Refers to two or more events or things happening simultaneously.
  • Example: "The parade coincided with the national holiday celebrations."
• To be in agreement or alignment: Describes a situation where opinions, actions, or circumstances align or match.
  • Example: "Her view on the subject coincided with that of the majority."
• To occupy the same space or position: Refers to two objects or entities sharing the same physical location.
  • Example: "The two lines on the graph coincide at this point."