cortisone

noun cor·ti·sone \ ˈkȯr-tə-ˌsōn , -ˌzōn \

|Updated on: 19 Jul 2018

Definition of cortisone

: a glucocorticoid C₂₁H₂₈O₅ of the adrenal cortex used in synthetic form especially as an anti-inflammatory agent (as for rheumatoid arthritis)

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Recent Examples of cortisone from the Web

Days before Posey is scheduled to receive a cortisone shot in his right hip, Posey injected his own shot of life into the Giants dugout with a walkoff single off the right field wall to cap off a 5-4, 13-inning win over the Chicago Cubs.

— kerry crowley, sacbee, "Buster Posey has hip pain, but he has Giants feeling good in walkoff win over Cubs," 11 July 2018
Meister diagnosed Darvish with merely an impingement and inflammation before giving him a cortisone shot.

— phil rogers, chicagotribune.com, "Kris Bryant 'on target' to return to Cubs next week, but Joe Maddon says they won't push it," 30 June 2018
Renfroe, who only with the aid of a cortisone shot was able to play the final few games before going on the DL in mid-April, was batting .200/.281/.440 in 57 at-bats at that time.

— kevin acee, sandiegouniontribune.com, "Padres' Renfroe again provides late lift in win over Marlins," 9 June 2018
Eickhoff received a cortisone shot last week that was intended to clear the inflammation in his wrist.

— matt breen, Philly.com, "After vomit delay on mound, Phillies hold on to win," 17 June 2018
Renfroe incurred the injury doing extra hitting but played through extreme pain, even taking a cortisone injection before one game, for almost a week.

— kevin acee, sandiegouniontribune.com, "Padres notes: Christian Villanueva sidelined by sore hamstring," 24 Apr. 2018
Ellsbury had also injured a hip during his rehabilitation, and received a cortisone injection on April 10 . . .

— BostonGlobe.com, "NFL prohibits certain helmets," 16 Apr. 2018
Extra bases Hedges is working without setback (and without a cortisone shot) so far toward resuming a rehab assignment.

— kevin acee, sandiegouniontribune.com, "Padres notes: Hand rides slider; Castillo up to Petco for first time again," 2 June 2018
First, treat the inflammation with either a cortisone gel or redness-reducing eye drops.

— maureen choi, Glamour, "The Best Glowy Skin Tips From Meghan Markle’s Makeup Artist," 21 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cortisone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of cortisone

alteration of corticosterone

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First Known Use: 1949

in the meaning defined above

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CORTISONE Defined for English Language Learners

cortisone

noun

Definition of cortisone for English Language Learners

medical : a hormone that is used to treat arthritis and other diseases

Medical Dictionary

cortisone

noun cor·ti·sone \ -ˌsōn, -ˌzōn \

medical Definition of cortisone

: a glucocorticoid C₂₁H₂₈O₅ that is produced naturally in small amounts by the adrenal cortex and is administered in the form of its synthetic acetate C₂₃H₃₀O₆ especially as replacement therapy for deficient adrenocortical secretion and as an anti-inflammatory agent (as for rheumatoid arthritis) — compare 11-dehydrocorticosterone