say it: DUH-blin
dublin is a noun meaning "capital and largest city and major port of the Irish Republic". It carries one recorded sense.
capital and largest city and major port of the Irish Republic
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 dublin 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.