light as electromagnetic radiation

light as in weight

हल्का

English Usage: He carried a parallel light box during the event.

Hindi Usage: उसने कार्यक्रम के दौरान एक समानांतर हल्की बॉक्स उठाई।

extending in the same direction and equidistant

similar or analogous in some way

समान

English Usage: We found parallel interests that brought us together.

Hindi Usage: हमें समान रुचियों मिलीं जो हमें एक साथ लाईं।