disintegrate: Meaning and Definition of

dis•in•te•grate

1. to separate into parts or lose intactness or solidness; break up; deteriorate: The old book is gradually disintegrating with age.
1. to decay.
2. (of a nucleus) to change into one or more different nuclei after being bombarded by high-energy particles, as alpha particles or gamma rays.

1. to reduce to particles, fragments, or parts; break up or destroy the cohesion of: Rocks are disintegrated by frost and rain.