The main or most important thing

A medical condition involving increased pressure in the eye

ग्लोकोमा

English Usage: She was diagnosed with primary glaucoma at the age of 50.

Hindi Usage: उन्हें 50 वर्ष की आयु में प्राथमिक ग्लोकोमा का निदान किया गया था।

The first in order or sequence

पहला

English Usage: The primary colors are red, blue, and yellow.

Hindi Usage: प्राथमिक रंग लाल, नीला और पीला हैं।