"gravitation wave"@en-us . "(physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light"@en-us . "106894515"@en-us . . "105472643"@en-us . . . . "gravity wave"@en-us . "07344875-n"^^ . "gravity wave"^^ . "0"^^ . . . "107344875"^^ . "0"^^ . . . . .