Acid
Acid Any of various substances, usually liquid, which can react chemically with, and sometimes dissolve, other materials.
Acid Any of various substances, usually liquid, which can react chemically with, and sometimes dissolve, other materials.
A group of rod shaped bacteria, which can be seen under a microscope, when smeared on a slide, which is treated by an acid-fast staining procedure.
To make or become sour – acid.