noun
sanatorium
san-uh-TAWR-ee-uhm
noun
1
A medical institution for treating long-term illnesses, historically tuberculosis, where patients rest and recover under supervision.
"Before antibiotics, patients with tuberculosis were often sent to a mountain sanatorium to recover."
How to Use Sanatorium
Learner’s notesIn plain EnglishA hospital-like retreat where people go to recover from a long illness.
Common mistake
Often confused with "sanitarium" — the two spellings are used somewhat interchangeably in modern English, but "sanatorium" is the older and more standard form.
Easily confused with
Word Forms
sanatoriums plural, sanatoria plural
Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “sanatorium”
A quick quiz — meaning, synonyms & usage
→
Fill the Gap
Can you complete this real example?
Before antibiotics, patients with tuberculosis were often sent to a mountain _____ to recover.
Etymology
From Latin sanatus ("healed") plus the Latin ending -torium, seen also in words like "auditorium."