The most common clinically important species found in this group include the M. avium complex (M. avium and M. intracellulare), M. kansasii, M. xenopi, M. simiae, M. szulgai, M. scrofulaceum, M. malmoense, M. terrae-nonchromogenicum complex, M. haemophilum, and M. genavense.
keener. 1  1 : having a fine edge or point : sharp a keen knife. 2  2 : having or showing mental sharpness a keen observation. 3  3 : very sensitive (as in seeing, smelling, or hearing) keen eyesight. 4  4 : full of enthusiasm : eager â¦ everybody was very keen to hear details of what had happened â¦ â J. K. Rowling, Goblet of Fire.
See more synonyms on Thesaurus.com. 1. Sharp, keen refer to the edge or point of an instrument, tool, and the like. Sharp applies, in general, to a cutting edge or a point capable of piercing: a sharp knife; a sharp point. Keen is usually applied to sharp edges: a keen sword blade. 6. clear.