1. removed stains from something
Usage: past tense of destain

Examples

• The laboratory technician destained the gel to view the protein bands clearly.
• She destained the fabric using a special cleaning solution.
• The microscope slides were destained before the next experiment.
• After the procedure, the tissue samples were destained for analysis.
• The researcher destained the cells to remove excess dye.
• The white shirt was successfully destained after the treatment.