せいさん 凄惨 LinksSentence search for 凄惨Sentence search for せいさんSentence search for 悽惨Kanji details for 凄 and 惨Edit in JMdict Na-adjective (keiyodoshi), Noun1. ghastly; gruesome; appalling; luridOther forms悽惨 【せいさん】Notes悽惨: Rarely-used kanji form. Discussions Log in to talk about this word.