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.
box end wrench, box wrench-a wrench with a closed loop (a socket) that fits over a nut or bolt head. brace wrench-a wrench shaped like a brace (has a handle shaped like a crank) and a socket head. bulldog wrench-a wrench designed to provide a firm grip on something. carriage wrench-a wrench designed for use with carriage bolts. dog wrench-a wrench with a handle shaped like a crank.