The definition of a sanitarium is a special health care facility where people are treated for chronic disease or where people are able to recover from a long illness.(noun)
When people had polio and had to stay in a special hospital for a long time to get better, the special hospital they were sent to was an example of a sanitarium.
See sanitarium in Webster's New World College Dictionary
Origin: ModL < L sanitas, health < sanus, healthy
See sanitarium in American Heritage Dictionary 4
noun pl. san·i·tar·i·ums or san·i·tar·i·a (-ē-ə)
Origin: New Latin sānitārium
Origin: , from Latin sānitās, health; see sanity.
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