Adverb
In a dense, compact manner.
Source: Webster's dictionaryold houses are often so densely packed that perhaps three or four have to be demolished for every new one built Source: Internet
a thickly populated area Source: Internet
he had so rapaciously desired and so obtusely expected to find her alone Source: Internet
Aloe flowers are tubular, frequently yellow, orange, pink, or red, and are borne, densely clustered and pendant, at the apex of simple or branched, leafless stems. Source: Internet
A disc with data packed slightly more densely is tolerated by most players (though some old ones fail). Source: Internet
A pseudo-melanistic leopard has a normal background color, but the spots are more densely packed than normal and merge to obscure the golden-brown background color. Source: Internet