0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

breakthrough

noun

Definition

  1. The motion of a punch that pushes a piece of metal past the shear and fracture point to complete the metal piece's separation from the rest of the material.

External Source

http://en.wikipedia.org/wiki/breakthrough