sanatorium
n.
1839, Modern Latin, noun use of neuter of Late Latin adjective sanitorius "health-giving," from Latin sanat-, past participle stem of sanare "to heal," from sanus "well, healthy, sane" (see sane). Latin sanare is the source of Italian sanare, Spanish sanar.
〔李〕[san;-atoriumn.] n.疗休院，休养地 ←san (L sanare,sanatum)=to heal 治愈
〔李〕n. 疗养院（ ←sanatory a. ） ←-um [L] 表示“⋯场所；⋯元素”