熱膨張 ねつぼうちょう Meanings Noun thermal expansion Kanji 熱 heat. Read as ネツ. 膨 swell. Read as ボウ. 張 stretch. Read as チョウ. Words containing 熱膨張 熱膨張係数 (ねつぼうちょうけいすう) thermal expansion coefficient Jinuma: Japanese Dictionary · Word lists