density
den-si-ty
noun
The number of people or things in a specific area.
"London has a high population density."
noun
The measure of how much mass is contained in a given volume.
"The wood had a high density."
noun
Slowness in understanding; a lack of intelligence or quick wit.
"His sheer density was frustrating."
Thesaurus
Synonyms: denseness, tightness, compactness, concentration
Antonyms: dispersion, distribution