say it: ik-sper-uh-MEN-tuh-lee
experimentally is an adverb meaning "in an experimental fashion". It carries one recorded sense.
in an experimental fashion
“this can be experimentally determined”
Definitions, synonyms and semantic relations for experimentally 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.