The act or process of enlarging or expanding.

A measure of the degree to which something is enlarged or expanded.

किसी चीज के बढ़ने या फैलने की डिग्री का माप

English Usage: The dilation of the pupil is an important response to light.

Hindi Usage: पुतली का विस्तार प्रकाश के प्रति एक महत्वपूर्ण प्रतिक्रिया है।

To make or become wider, larger, or more open.

To undergo or be in the process of becoming wider or larger.

चौड़ा या बड़ा होने की प्रक्रिया में होना

English Usage: During the experiment, the gas will dilate as it heats up.

Hindi Usage: प्रयोग के दौरान, गैस गर्म होने पर फैल जाएगी।