Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
dark matter | Yes | No | No | No |
WIMP | Yes | No | No | No |
dark matter (noun) | WIMP (noun) |
---|---|
(cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force | a hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation; postulated as a constituent of the dark matter of the universe |