say it: im-PAWR-tuhnt-lee
importantly is an adverb meaning "in an important way or to an important degree". It carries 2 recorded senses.
in an important way or to an important degree
“more importantly, Weber held that the manifold meaning attached to the event by the social scientist could alter his definition of the concrete event itself”
in an important way
“for centuries jellies have figured importantly among English desserts, particularly upon festive occasion”
Definitions, synonyms and semantic relations for importantly 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.