| Noun | 1. | Kenalog - a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agentadrenal cortical steroid, corticoid, corticosteroid - a steroid hormone produced by the adrenal cortex or synthesized; administered as drugs they reduce swelling and decrease the body's immune response; "adrenal cortical steroids are used to treat many different conditions" | |