fermented milk drink; acidic milk beverage
Refers to a traditional acidic drink made from fermented cow, sheep, or mare milk. In Buddhism, it is one of the five flavors (五味). This is a specialized historical/cultural term, not a common modern beverage word.
See also: 五味
In Buddhism, 酪 is considered one of the five flavors.
Ancient nomads made fermented milk drink from mare's milk.
butyric acid
dairy products; butter
cheese
butter
The kanji 酪 is composed of 酉 (sake jar) and 各 (each), suggesting a fermented liquid. The exact historical derivation is uncertain, but the character has long been associated with dairy fermentation.