HAA (English, noun)
expansion: HAA (countable and uncountable, plural HAAs)
Senses:
glosses: Initialism of high-altitude airship.
tags: abbreviation
alt-of
countable
initialism
uncountable
topics: chemistry
natural-sciences
physical-sciences
glosses: Initialism of haloacetic acid.
tags: abbreviation
alt-of
countable
initialism
uncountable
Forms:
form: HAAs
tags: plural