A period of time that is measured as four times the regular or standard duration.

चार गुना समय

English Usage: "The event will occur in quadruple time, lasting four hours instead of one."

Hindi Usage: "यह कार्यक्रम चार गुना समय में होगा, जो एक घंटे के बजाय चार घंटे चलेगा।"

To increase something fourfold or to multiply by four.

चार गुना बढ़ाना

English Usage: "We need to quadruple our efforts to meet the deadline."

Hindi Usage: "हमें सीमा समय तक पहुंचने के लिए अपने प्रयासों को चार गुना बढ़ाना होगा।"