English

Noun

acidophilus ‎(uncountable)

1. A nickname for Lactobacillus acidophilus, one of the bacteria commonly used in fermenting yogurt.
2. The “good bacteria” found naturally in the human stomach and intestines.

Latin

Etymology

From acidus ‎(“sour, acid”) + philus ‎(“beloved”), from Ancient Greek φίλος ‎(phílos, “friend”)

Adjective

acidophilus

1. (New Latin) Acid-loving.