occurring or done immediately; without delay

तुरंत होने वाला

English Usage: The instantaneous response of the system was remarkable.

Hindi Usage: प्रणाली की तुरंत प्रतिक्रिया प्रशंसनीय थी।

a very brief moment of time

एक बहुत छोटा समय

English Usage: It only takes an instant to make a decision.

Hindi Usage: निर्णय लेने में केवल एक क्षण लगता है।