Etymology
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acidophilus (adj.)

1920, used of milk fermented by acidophilic bacteria, from acidophil (1900), indicating "easily stained by acid dyes," a hybrid word, from Latin acidus "acidic, sour, tart" (see acid (adj.)) + Greek philos "loving" (see -phile); the bacteria so called because they stain easily with an acid dye.

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Definitions of acidophilus

acidophilus (n.)
a bacterium that is used to make yogurt and to supplement probiotics;
Synonyms: Lactobacillus acidophilus
From wordnet.princeton.edu

Dictionary entries near acidophilus

acicular

acid

acidic

acidify

acidity

acidophilus

acidulate

acidulous

-acious

ack

ack-ack