Merriam-Webster's Collegiate® Dictionary, 11th Edition
SHATTER
I. verb see: scatter
Date: 14th century
transitive verb to cause to drop or be dispersed,
2. to break at once into pieces, to damage badly ; ruin , to cause the disruption or annihilation of ; demolish , intransitive verb to break apart ; disintegrate , to drop off parts (as leaves, petals, or fruit), shatteringly adverb
II. noun
Date: circa 1640
fragment , shred , an act of shattering ; the state of being shattered, a result of shattering ; shower