1. the act of joining or mixing two or more things together
2. a result of combining two or more different things, parts, or qualities
3. a sequence of numbers or letters used to open a combination lock

Examples

• The combination of rain and wind made driving dangerous.
• Her success was due to a combination of hard work and talent.
• I forgot the combination to my locker.
• The restaurant offers a combination of Italian and French cuisine.
• Please enter the three-digit combination to unlock the safe.
• The color purple is a combination of red and blue.
• The math problem asked for all possible combinations of four letters.