Word硬度こうどListenYour browser has no Japanese voice, so Listen is not available.How to add a Japanese voiceCommonMeaningsNounhardness; solidityIn Spanishdureza; grado de durezaKanji in this word硬度Dictionary data: JMdict and KANJIDIC2, property of the EDRDG, used under its licence (CC BY-SA 4.0).(opens in a new tab)