Dyson-sphere Definition
noun
A hypothetical system of orbiting solar power satellites meant to completely encompass a star and capture its entire energy output.
Wiktionary
(science fiction) A solid shell of matter enclosing a star.
Wiktionary
Other Word Forms of Dyson-sphere
Noun
Singular:
dyson-sphere
Plural:
dyson-spheresOrigin of Dyson-sphere
Named for Freeman Dyson, who originally described the concept in 1960.
From Wiktionary
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