負ふ量りょうMeanings1nounnegative quantity; minus quantitymathematicsMathematics term for a quantity less than zero. Used in technical contexts.負ふ量りょうの概がい念ねんは中ちゅう学がっ校こうの数すう学がくで学まなぶ。The concept of negative quantities is learned in junior high school mathematics.