a crystalline, water-soluble steroid, C22H29FO5, used in the treatment of certain allergic or inflammatory conditions, as rheumatoid arthritis, bronchial asthma, or dermatosis.
Main Entry: dexa·meth·a·sone Pronunciation: "dek-s&-'meth-&-"sOn, -"zOn Function: noun : a synthetic glucocorticoidC22H29FO5 used especially as an anti-inflammatory and antiallergic agent —see DECADRON