The definition of sibilance is when something has an s or sh sound. An example of sibilance is the hissing of a snake.
A wrench (or spanner outside of North America) is a tool used to provide grip and mechanical advantage in applying torque to turn objectsâusually rotary fasteners, such as nuts and boltsâor keep them from turning. In Commonwealth English (excluding Canada), spanner is the standard term.
dog wrench - a wrench with a handle shaped like a crank. hand tool - a tool used with workers' hands. hook spanner, hook wrench - a wrench with a hook that fits over a nut or bolt head. jaw - holding device consisting of one or both of the opposing parts of a tool that close to hold an object. lug wrench - a wrench with jaws that have projecting lugs to engage the object that is to be rotated.