1. comprehends the meaning or significance of something
Usage: third person singular present tense of ‘understand’
2. knows how something works or why something happens
Usage: third person singular present tense of ‘understand’
3. sympathizes with or shows tolerance for someone’s feelings or situation
Usage: third person singular present tense of ‘understand’

Examples

• She understands the math problem now.
• He understands why his friend is upset.
• The teacher understands that students need extra help.
• My mother understands me better than anyone.
• The doctor understands the patient’s concerns.
• Everyone understands the importance of safety.
• She understands Spanish but doesn’t speak it well.