of chief importance; principal.

first in order or rank.

प्रमुख

English Usage: She was the primary author of the research paper.

Hindi Usage: वह शोध पत्र की प्रमुख लेखिका थी।

pertaining to the first stage; basic.

original; first.

मूल

English Usage: The primary source of information was the old archives.

Hindi Usage: जानकारी का प्राथमिक स्रोत पुराने अभिलेखागार थे।

a gap or void in a space.

an act of creating a gap or space.

खोलना

English Usage: The primary openings in these wall structures allow for ventilation.

Hindi Usage: इन दीवारों की संरचनाओं में प्राथमिक खोलने से वेंटिलेशन की अनुमति मिलती है।