say it: luh-BAW-ree-uh-slee
laboriously is an adverb meaning "in a laborious manner". It is pronounced /ləˈbɔɹiəsli/ — luh-BAW-ree-uh-slee. It carries one recorded sense.
in a laborious manner
“their lives were spent in committee making decisions for others to execute on the basis of data laboriously gathered for them”
Definitions, synonyms and semantic relations for laboriously 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.