say it: MER-uh-tahymz
maritimes is a noun meaning "the collective name for the Canadian provinces of New Brunswick and Nova Scotia and Prince Edward Island". It carries one recorded sense.
the collective name for the Canadian provinces of New Brunswick and Nova Scotia and Prince Edward Island
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 maritimes 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.