1. (

• disintegrate

) break into parts or components or lose cohesion or unity; "The material disintegrated"; "the group disintegrated after the leader died" ;

2. (

• disintegrate ,

) cause to undergo fission or lose particles ;

3. (

• disintegrate ,
• decay ,
• decompose ,

) lose a stored charge, magnetic flux, or current; "the particles disintegrated during the nuclear fission process" ;