ぼね エラ骨 LinksSentence search for エラ骨Sentence search for エラぼねSentence search for えら骨Sentence search for えらぼねSentence search for 鰓骨Sentence search for さいこつKanji details for 骨Edit in JMdict Noun1. jawbone; mandibleSee also 顎骨Noun2. branchial arches (in fish); gill archesOther formsえら骨 【えらぼね】、鰓骨 【えらぼね】、鰓骨 【さいこつ】 Discussions Log in to talk about this word.