coinsurance

[ koh-in-shoor-uhns, -shur- ]
/ ˌkoʊ ɪnˈʃʊər əns, -ˈʃɜr- /

noun

insurance underwritten jointly with another or others.
a form of property insurance in which an insurer assumes liability only for that proportion of a loss which the amount of insurance bears to a specified percentage of the value of the property.
  1. a form of health insurance in which the insured party contributes a specified percentage of the total cost of medical expenses after a deductible has been reached.
  2. the percentage contributed by the insured party: My coinsurance is 20%. Compare copay.

QUIZZES

QUIZ YOURSELF ON THESE WORDS FROM BROWN GIRL DREAMING!

Visualize yourself passing this quiz on words from Jacqueline Woodson’s exquisite verse novel “Brown Girl Dreaming,” and then take the quiz to prove you can do it! (Because you can.)
Question 1 of 10
What does “barren” mean?

Origin of coinsurance

First recorded in 1885–90; co- + insurance
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for coinsurance

coinsurance
/ (ˌkəʊɪnˈʃʊərəns, -ˈʃɔː-) /

noun

a method of insurance by which property is insured for a certain percentage of its value by a commercial insurance policy while the owner assumes liability for the remainder
joint insurance held by two or more persons
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012