acid-base equilibrium is a noun meaning "(physiology) the normal equilibrium between acids and alkalis in the body". It carries one recorded sense.
(physiology) the normal equilibrium between acids and alkalis in the body
“with a normal acid-base balance in the body the blood is slightly alkaline”
physiology
Definitions, synonyms and semantic relations for acid-base equilibrium come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.