1. breaks apart into small pieces or fragments; falls apart
Usage: third person singular present tense of disintegrate
2. gradually weakens and breaks down as an organization or system
Usage: third person singular present tense of disintegrate; often used figuratively

Examples

• The old building slowly disintegrates in the harsh weather.
• Paper disintegrates when left in water for too long.
• The rock disintegrates under constant erosion.
• Their friendship disintegrates after the argument.
• The political party disintegrates due to internal conflicts.
• The meteor disintegrates as it enters Earth’s atmosphere.
• The fabric disintegrates after years of wear and tear.