Denoting bacteria that cannot be decolorized by an acid after staining, which is characteristic of the mycobacteria that cause tuberculosis and leprosy.
〔微生物〕（导致肺结核和麻风病的结核菌）抗酸的，耐酸的；酸不褪色的
Example sentencesExamples
Special stains for fungus and acid-fast bacteria are negative, although culture is the more definitive diagnostic test.
In all patients with suspected active disease, three sputum samples for mycobacterial acid-fast stain examination and Mycobacterium tuberculosis cultures should be collected on each of three consecutive days.
Cultures of right and left lung tissues were obtained for bacteria, acid-fast bacilli, and fungi.
Stains and cultures of bronchial washings were negative for Pneumocystis, acid-fast bacilli, fungi, bacteria, and viruses.
Special stains were negative for acid-fast bacilli, fungal forms, Pneumocystis, and other bacteria.