adjective (a)

• free from filth and pathogens(adj.all)

  Example:
  Sanitary conditions for preparing food.
  A sanitary washroom.
  

  Synonym:
  healthful
  Antonym:
  insanitary, unhealthful, unsanitary
  

  source: wordnet30
• Of or pertaining to health; designed to secure or preserve health; relating to the preservation or restoration of health; hygienic; as, sanitary regulations. See the Note under Sanatory.(adjective)

  source: webster1913