esti f (plural estis) 1  Alternative form of. â 2 estiâ in le TrÃ©sor de la langue franÃ§aise informatisÃ© (The Digitized Treasury of the French Language).
Frame dragging is a theory which says that space is elastic, and particles in it will exchange energy with it. In the scientific world, elastic means that when you apply a certain amount of force to an object (which will cause it to bend) and then remove the force, the object will return to its original shape and energy state.
Drag and drop, called click and drag at the time, was used in the original Macintosh to manipulate files (for example, copying them between disks or folders.). System 7 added the ability to open a document in an application by dropping the document icon onto the application's icon.