The process or state of becoming frozen or iced up again after having thawed.

पुनः जमने की प्रक्रिया या अवस्था।

English Usage: "The upfreezing of the lake created a solid surface for skating."

Hindi Usage: "झील का पुनः जमना skating के लिए एक ठोस सतह बना गया।"

To cause something to become frozen again after it has thawed.

किसी चीज़ को फिर से जमने के लिए मजबूर करना।

English Usage: "We need to upfreeze the leftover soup to preserve it."

Hindi Usage: "हमें बचे हुए सूप को संरक्षित करने के लिए फिर से जमाना है।"