Clear means easy to see through, easy to understand, or free from confusion or obstacles.

When water is clear, you can see straight through it to the bottom of a lake or swimming pool. Clear glass lets light pass through without distortion. A clear sky has no clouds blocking your view of the blue atmosphere above.

The word also describes communication or thinking that makes sense. A clear explanation helps everyone understand exactly what you mean, with no confusion or ambiguity. When a teacher gives clear instructions, students know precisely what to do. If you think clearly about a problem, you can see the solution without getting tangled up in distractions.

To clear something means to remove obstacles or make space. You might clear your desk before starting homework, clear snow from a driveway, or clear a path through the woods. Athletes try to clear the bar in high jump, meaning they jump over it without knocking it down. After dinner, families often clear the table by removing dishes.

The phrase in the clear means safe from danger or suspicion. If you were worried you might have broken something but it turns out you didn't, you're in the clear. When fog lifts and visibility improves, pilots say the weather is clearing up.