We're working on a new site. Click here to get a sneak preview.
Medical Dictionary


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


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears