# coinsurance

> English word · Noun · frequency rank #88,220

## Definitions
1. The joint assumption of risk between the insurer and the insured party.
2. The amount paid by the insured in accordance with this risk sharing.
3. The joint assumption of risk between multiple insurers.

## Etymology
From co- + insurance.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/coinsurance