Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
boundary | Yes | No | No | No |
heliopause | Yes | No | No | No |
boundary (noun) | heliopause (noun) |
---|---|
the greatest possible degree of something | the boundary marking the edge of the sun's influence; the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium; where the solar wind from the sun and the radiation from other stars meet |
the line or plane indicating the limit or extent of something | |
a line determining the limits of an area |