せっし 摂氏 Common word Wanikani level 56 LinksSentence search for 摂氏Sentence search for せっしKanji details for 摂 and 氏Edit in JMdict Noun1. Celsius; centigradeAbbreviation, See also 摂氏温度, See also セ氏, See also 華氏 Discussions Log in to talk about this word.