1. to happen at the same time
2. to occupy the same position or area
3. to be in agreement or harmony

Examples

• The meeting will coincide with the school assembly.
• Her birthday coincides with Independence Day.
• The two circles coincide perfectly when overlapped.
• Our vacation plans coincide with theirs.
• The witness testimonies coincide on most details.
• The festival coincides with the harvest season.
• Their opinions rarely coincide on political matters.