What does "2ap" mean?

Initialism of 2-acetylpyrroline, an aroma and flavour compound that gives the stereotypical smell and flavour of buttered popcorn.

2ap

Common synonyms include: 1-(3,4-dihydro-2h-pyrrol-5-yl)ethan-1-one, 1-(3,4-dihydro-2h-pyrrol-5-yl)ethanone, 2-acetyl-1-pyrroline, 2-acetylpyrroline.

noun

noun ·Rare ·Advanced level

Noun

1
Initialism of 2-acetylpyrroline, an aroma and flavour compound that gives the stereotypical smell and flavour of buttered popcorn. abbreviation, alt-of, initialism, uncountable

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.