It finally rolled over and sank at dawn on June 7, bringing an end to the battle. At the Battle of Midway, Japan lost four carriers, a cruiser, and 292 aircraft, and suffered 2,500 casualties. The U.S. lost the Yorktown, the destroyer USS Hammann, 145 aircraft, and suffered 307 casualties.
Cutting edge probably refers to the sharp edge of a knife or sword. This sharp edge is what goes first and cut through obstructions so the knife can go to vital target. â¦   Something or someone who is referred to as being on the cutting edge is someone who leads the way in a new direction or a new purpose.
The sharp cutting edge of a knife, chisel, or other tool, a razor blade. The flat functional end of a propeller, oar, hockey stick, screwdriver, skate, etc. The narrow leaf of a grass or cereal. The thin, flat part of a plant leaf, attached to a stem (petiole).