Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
air-slake is a verb meaning "alter by exposure to air with conversion at least in part to a carbonate". It carries one recorded sense.
alter by exposure to air with conversion at least in part to a carbonate
“air-slake lime”
Definitions, synonyms and semantic relations for air-slake come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.