say it: kuhn-SID-ur-uh-blee
considerably is an adverb meaning "to a great extent or degree". It carries one recorded sense.
to a great extent or degree
“I'm afraid the film was well over budget”
“painting the room white made it seem considerably (or substantially) larger”
“the house has fallen considerably in value”
“the price went up substantially”
Definitions, synonyms and semantic relations for considerably 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.