/ˈkɔ:tɪzəʊn;-səʊn ||; ˈkɔrtɪˌzon; -son/noun [U] (medical医学) aHORMONE(= a natural substance produced by the body)that is used to reduce swelling caused by certain diseases and injuries 可的松，可体松（一种激素，用于缓和某些疾病和受伤引起的肿胀）