dense /ˈdɛns/adjective 7noun 1forms 3 adjective7 •Having relatively high density. •Compact; crowded together. •Thick; difficult to penetrate. •Slow to comprehend; of low intelligence. (of a person) •Obscure or difficult to understand. •Opaque; allowing little light to pass through. •Such that its closure in T is T. noun1 •A thicket. formsdenses · denser · densest