pos·it 
/ˈpɑ:zət/ verb
pos·its; pos·it·ed; pos·it·ing /ˈpɑ:zət/ verb [+ obj] formal : to suggest (something, such as an idea or theory) especially in order to start a discussion
▪ Some astronomers have posited [=proposed, postulated] that the universe is made up of mysterious dark matter.
▪ Some astronomers have posited [=proposed, postulated] that the universe is made up of mysterious dark matter.
