1. to legally take another person’s child into one’s own family and raise as one’s own child
2. to choose and follow a particular plan, way of life, or belief
3. to formally approve or accept something such as a report, policy, or resolution

Examples

• The couple adopts a baby from overseas.
• She adopts a healthier lifestyle after her diagnosis.
• The company adopts new safety procedures.
• He adopts a more positive attitude toward work.
• The committee adopts the proposed budget changes.
• The family adopts two children from foster care.
• The school adopts a new grading system.