say it: DEN-slee
densely is an adverb meaning "in a stupid manner". It carries 2 recorded senses.
in a concentrated manner
“old houses are often so densely packed that perhaps three or four have to be demolished for every new one built”
“a thickly populated area”
Definitions, synonyms and semantic relations for densely 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.