say it: uhn-FAWR-chuh-nuht-lee
unfortunately is an adverb meaning "by bad luck". It carries one recorded sense.
by bad luck
“unfortunately it rained all day”
“alas, I cannot stay”
Definitions, synonyms and semantic relations for unfortunately 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.