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.
2. A device used to connect one thing to another: a trailer hitch. 3. A short jerking motion; a tug: answered with a hitch of her head. 4. A hobble or limp: a hitch in his step. 5. An impediment or a delay: a hitch in our plans. 6. A term of service, especially of military service.