The act of blocking or closing something, such as a passage or an opening.

रोकने की क्रिया या बंद करना।

English Usage: The dentist noted that there was a significant occlusion in the patient's teeth.

Hindi Usage: दंत चिकित्सक ने देखा कि मरीज के दांतों में एक महत्वपूर्ण रोकन थी।