1. differences between things that make them separate or unlike
2. special recognition or honor for excellence or achievement
3. the quality of being excellent or noteworthy

Examples

• The teacher explained the distinctions between mammals and reptiles.
• There are important distinctions between these two theories.
• She graduated with highest distinctions from the university.
• The award recognizes distinctions in scientific research.
• He served with distinction in the military.
• The restaurant has earned distinctions for its innovative cuisine.
• We need to make clear distinctions between fact and opinion.