corticosteroid /ˈkʰoɹɾɪko.steːɹoid/ noun2 •Any of a group of steroid hormones, secreted by the adrenal cortex, that are involved in a large range of physiological systems. •Any of several synthetic hormones of related structure.Wúràọlá’s first patient was a man who had not noticed any significant improvement after a regimen of corticosteroids had been prescribed for his spondylosis. — 2023 formscorticosteroids