1. to break up into small parts or pieces; to fall apart or decay
2. to lose unity or cohesion; to break up as a group or organization

Examples

• The old building began to disintegrate after years of neglect.
• The paper will disintegrate if it gets wet.
• The rock slowly disintegrated due to weathering.
• The team started to disintegrate after losing their star player.
• Without proper leadership, the organization began to disintegrate.
• The ancient scroll disintegrated when exposed to air.
• Their friendship disintegrated over a series of disagreements.