Synonyms: axenic
Definition: (used of cultures of microorganisms) completely free from other organisms
Usage: an axenic culture
Similar words: pure
Definition: free of extraneous elements of any kind
Usage: pure air and water; pure gold; pure primary colors; the violin's pure and lovely song; pure tones; pure oxygen
Synonyms: axenic
Definition: (of experimental animals) raised under sterile conditions
Usage: axenic conditions; germfree animals
Similar words: germfree
Definition: free from germs or pathogenic organisms; sterile
Usage: a germfree environment