a part that is added to something to increase its length or scope

an accessory for a tool, often used to accomplish a task that requires a specific depth or width

उपकरण का सहायक

English Usage: I need a longer extension bit for drilling through thick wood.

Hindi Usage: मुझे मोटे लकड़ी के माध्यम से ड्रिलिंग के लिए एक लंबा एक्सटेंशन बिट चाहिए।

to reach out or stretch towards something

फैलाना

English Usage: She extended her hand to greet me.

Hindi Usage: उसने मुझसे मिलने के लिए अपना हाथ बढ़ाया।

to increase in length or duration