14-Letter Words Containing: P,E,R,U,S,A,L

• any four copies; any of four things that correspond to one another exactly

• having four units or components

• reproduce fourfold

• a solid substance in the form of tiny loose particles; a solid that has been pulverized

• the act of grinding to a powder or dust

• annihilation by pulverizing something

• be specific about

• a quantum of energy (in a crystal lattice or other system) that has position and momentum and can in some respects be regarded as a particle