Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
big-bang theory | Yes | No | No | No |
scientific theory | Yes | No | No | No |
big-bang theory (noun) | scientific theory (noun) |
---|---|
(cosmology) the theory that the universe originated sometime between 10 billion and 20 billion years ago from the cataclysmic explosion of a small volume of matter at extremely high density and temperature | a theory that explains scientific observations |