adj. growing in acidic medium, but preferring an alkaline medium
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. especially of some bacteria; growing well in an acid medium
Word Usage
"Increasing the number of copies of the genes that code for the enzymes involved in acid production might increase the rate of acid production, ensuring that the starter will dominate the fermentation and rapidly destroy less-aciduric competitors."