Superdense

adjective, denser, densest.
1.
having the component parts closely compacted together; crowded or compact:
a dense forest; dense population.
2.
stupid; slow-witted; dull.
3.
intense; extreme:
dense ignorance.
4.
relatively opaque; transmitting little light, as a photographic negative, optical glass, or color.
5.
difficult to understand or follow because of being closely packed with ideas or complexities of style:
a dense philosophical essay.
6.
Mathematics. of or relating to a subset of a topological space in which every neighborhood of every point in the space contains at least one point of the subset.
adjective
1.
(astronomy) of or relating to an extreme condition in which matter is forced into nonclassical states, as when electrons are forced into protons, leaving only neutrons: superdense matter
adjective
1.
thickly crowded or closely set: a dense crowd
2.
thick; impenetrable: a dense fog
3.
(physics) having a high density
4.
stupid; dull; obtuse
5.
(of a photographic negative) having many dark or exposed areas
6.
(of an optical glass, colour, etc) transmitting little or no light