Longman Dictionary of Contemporary English homepage

Topic: DRUGS, MEDICINES

Date: 1900-2000
Origin: corticosterone type of hormone (20-21 centuries), from cortex + sterol ( STEROID) + -one; because it is produced by the outer layer of a body organ

cortisone

noun
     
cor‧ti‧sone [uncountable]
MD a hormone that is used especially in the treatment of injuries and diseases such as arthritis:
a cortisone injection
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