Sorry, no definitions found.
Sorry, no etymologies found.
Sorry, no example sentences found.
Log in or sign up to add your own related words.
Log in or sign up to get involved in the conversation. It's quick and easy.
yarb commented on the word dyson sphere
A theoretical structure (or series of structures) to be assembled around the sun in order to maximise humankind's extraction of solar energy. First conceived by Freeman Dyson.
November 27, 2007