Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

Mycobacterium avium complex

play
noun Mycobacterium avi·um complex \-ˈā-vē-əm-, -ˈä-\

Medical Definition of Mycobacterium avium complex

  1. :  two bacteria of the genus Mycobacterium (M. avium and M. intracellulare) that account for most mycobacterial infections in humans other than tuberculosis, that usually affect the lungs but may involve the lymph nodes, bones, joints, and skin, and that may cause disseminated disease in immunosuppressed conditions (as AIDS)—abbreviation MAC




Seen and Heard

What made you want to look up Mycobacterium avium complex? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

tending to dismiss important matters

Get Word of the Day daily email!