1. keeping something in good condition or working order
Usage: present participle of maintain
2. continuing to have or keep something at the same level
Usage: present participle of maintain
3. stating or asserting something to be true
Usage: present participle of maintain

Examples

• She is maintaining her car by changing the oil regularly.
• The company is maintaining high standards of quality.
• He is maintaining his innocence despite the evidence.
• They are maintaining a healthy lifestyle through exercise.
• The school is maintaining its reputation for excellence.
• She is maintaining contact with her old friends.
• The government is maintaining order during the crisis.