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Die (integrated circuit), a rectangular piece of a semiconductor wafer •
Die (manufacturing), a material-shaping device •
Die (philately) •
Coin die, a metallic piece used to strike a coin •
Die casting, a material-shaping process •
Sort (typesetting), a cast die for printing •
Die cutting (web), process of using a die to shear webs of low-strength materials • Die, a tool used in
paper embossing •
Tap and die, cutting tools used to create screw threads in solid substances •
Tool and die, the occupation of making dies ==Arts and media==