1. logical and consistent; easy to understand
2. able to speak clearly and logically
3. forming a unified whole; sticking together

Examples

• She presented a coherent argument for the new policy.
• The patient was coherent and able to answer questions clearly.
• His essay lacked a coherent structure.
• The witness gave a coherent account of the accident.
• The team needs a more coherent strategy to succeed.
• After the medication, she became more coherent.
• The book presents a coherent theory of human behavior.