English Reference

Word

sanatorium

Phoneticssana·to·ri·um

UK/sˌænɐtˈɔːɹiəm/

Definition

n. a special hospital or building where people go to rest and get better from a long illness. It was very common in the past for people with tuberculosis to stay there for a long time.

n. a facility or building designed for the treatment of chronic diseases, particularly tuberculosis, through rest, fresh air, and a healthy environment. Often implies a long-term residential stay rather than acute medical intervention.

Examples

“The old sanatorium now serves as a luxury hotel.”

“During the early twentieth century, many families moved to the mountains to stay at a sanatorium for the winter.”

“The architectural design of the sanatorium emphasized wide windows and open-air terraces to ensure patients received maximum exposure to sunlight and fresh mountain air.”

Examples

simple

“The old sanatorium now serves as a luxury hotel.”

contextual

“During the early twentieth century, many families moved to the mountains to stay at a sanatorium for the winter.”

complex

“The architectural design of the sanatorium emphasized wide windows and open-air terraces to ensure patients received maximum exposure to sunlight and fresh mountain air.”

Real-World Examples

“Just imagine it, he dares us: a network of sanatoriums instead of death camps.”
The Guardian · 1 Sept 2026
“It follows a young man with failing health who visits a sanatorium in the mountains to recover.”
The Guardian · 31 Jul 2026

Etymology

Haplology from Latin sanatus (past participle of sānō (“to cure, to heal”)) + Latin -torium. Alternatively, alteration of sanitarium influenced by words like curatorium and moratorium.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C2 · Proficiency
Frequency
Occasional
Updated

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English Reference