nonchromogen means A microorganism that is not a chromogen; in particular, a member of a group of mycobacterium that do not produce pigmentation. Lexicurio rates it Rare gem — a strength score of 82 out of 100.
Etymology
From non- + chromogen.
noun
- A microorganism that is not a chromogen; in particular, a member of a group of mycobacterium that do not produce pigmentation.