You searched for: “acidophily
acidophily (s) (noun), acidophilies (pl)
1. An element which thrives in a pungent medium or a substance that is sour.
2. That which has an affinity for acid dyes or denoting a cell or tissue element that stains with an acid dye, such as eosin which is a red fluorescent dye that is used in cosmetics or as a biological stain for studying cell structures.
3. Microorganisms or plants that flourish in acetous conditions that are very sour.