ether 
/ˈi:θɚ/ noun
/ˈi:θɚ/ noun [noncount] 1 : a liquid that burns easily, that is used to turn solid substances into liquid, and that was used in medicine in the past to prevent patients from feeling pain during operations 2 the ether : the air : the sky
▪ The balloon disappeared into the ether. ▪ plucked an answer out of the ether [=out of thin air] — used especially when describing electronic signals that travel through the air ▪ broadcasting radio signals into the ether ▪ sent a message over/through the ether
▪ The balloon disappeared into the ether. ▪ plucked an answer out of the ether [=out of thin air] — used especially when describing electronic signals that travel through the air ▪ broadcasting radio signals into the ether ▪ sent a message over/through the ether
