A quantity of none or nothing.

Refers to the starting point of a scale or measurement.

प्रारंभिक बिंदु

English Usage: The temperature dropped to zero degrees Celsius.

Hindi Usage: तापमान शून्य डिग्री सेल्सियस तक गिर गया।

Having no value or importance.

महत्वहीन

English Usage: His contribution to the project was considered zero effort.

Hindi Usage: उसे प्रोजेक्ट में उसका योगदान शून्य प्रयास समझा गया।