IPA

When referring to the International Phonetic Alphabet, the term is typically treated as an uncountable noun because it describes a singular, standardized system of notation. It is almost always written in uppercase letters to signal its status as an acronym.

In the context of craft beer, the term refers to India Pale Ale. While it is often used as a mass noun to describe the style of beer, it is frequently used as a countable noun when referring to individual servings or specific brands of the beverage (e.g., "two IPAs").