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[san-uh-tawr-ee-uh m, -tohr-] /ˌsæn əˈtɔr i əm, -ˈtoʊr-/
noun, plural sanatoriums, sanatoria
[san-uh-tawr-ee-uh, -tohr-] /ˌsæn əˈtɔr i ə, -ˈtoʊr-/ (Show IPA)
a hospital for the treatment of chronic diseases, as tuberculosis or various nervous or mental disorders.
1830-40; < New Latin, equivalent to Latin sanā(re) to heal + -tōrium -tory2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for sanatorium
  • The scene is a mixture, consisting of a private sanatorium and several other buildings.
  • He became involved in radical politics, got arrested, was sent to a sanatorium.
British Dictionary definitions for sanatorium


noun (pl) -riums, -ria (-rɪə)
an institution for the medical care and recuperation of persons who are chronically ill
a health resort
(Brit) a room in a boarding school where sick pupils may be treated in isolation
Word Origin
C19: from New Latin, from Latin sānāre to heal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for sanatorium

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.

Online Etymology Dictionary, © 2010 Douglas Harper
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sanatorium in Medicine

sanatorium san·a·to·ri·um (sān'ə-tôr'ē-əm) or san·a·tar·i·um (-târ'ē-əm)
n. pl. san·a·to·ri·ums or san·a·to·ri·a (-tôr'ē-ə) or san·a·tar·i·ums or san·a·tar·i·a (-târ'ē-ə)

  1. An institution for the treatment of chronic diseases or for medically supervised recuperation.

  2. A resort for improvement or maintenance of health, especially for convalescents. Also called sanitarium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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