1. the formation of vacuoles (small fluid-filled spaces) within cells or tissues
Usage: medical; biological

Examples

• The pathologist observed extensive vacuolations in the liver tissue samples.
• Cellular vacuolations were evident under microscopic examination.
• The disease caused characteristic vacuolations in the brain cells.
• Researchers studied the vacuolations that occurred during cell death.
• The toxic exposure led to widespread vacuolations in the affected organs.