English
Everett-Wheeler telephone
From Everett + Wheeler + telephone.
The story
Based on the physics of Hugh Everett III and John Archibald Wheeler. Coined by American physicist Joseph Polchinski in 1990.
Today it means
noun A method of transmission of information between different quantum universes in branches of the quantum multiverse that exist after the creation of the telephone, in an MWI of quantum physics.
Language periods are conventional ranges, not dates for this word.
Etymograph / Everett-Wheeler telephone