零点 れいてん Meanings Noun zero (points, marks); no marks zero (of a function); root zero degrees (Celsius); freezing point See also: 零度 (れいど). Kanji 零 zero. Read as レイ. 点 point. Read as テン. Words containing 零点 零点振動 (れいてんしんどう) zero-point vibration Word lists JLPT N2 Jinuma: Japanese Dictionary · Word lists