A limit or boundary that has been established in advance, often for the purpose of measurement or evaluation.

पूर्वनिर्धारित सीमा

English Usage: The experiment will only be successful if it stays below the predetermined threshold for temperature.

Hindi Usage: प्रयोग तभी सफल होगा जब यह पूर्वनिर्धारित तापमान सीमा से नीचे रहेगा।