Mycobacterium avium complex

noun

Mycobacterium avi·​um complex -ˈā-vē-əm-, -ˈä- How to pronounce Mycobacterium avium complex (audio)
: 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

Dictionary Entries Near Mycobacterium avium complex

Cite this Entry

“Mycobacterium avium complex.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Mycobacterium%20avium%20complex. Accessed 30 Mar. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


Which Came First?

  • baby chick with a brown egg
  • hot take or cold shoulder?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY