say it: HAN-oh-vur
hanover is a noun meaning "a port city in northwestern Germany; formerly a member of the Hanseatic League". It carries 2 recorded senses.
a port city in northwestern Germany; formerly a member of the Hanseatic League
the English royal house that reigned from 1714 to 1901 (from George I to Victoria)
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 hanover 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.