say it: uh-KWAYN-tuhns
acquaintance is a noun meaning "personal knowledge or information about someone or something". It carries 3 recorded senses.
personal knowledge or information about someone or something
a relationship less intimate than friendship
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for acquaintance come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.