がいかく 外郭 LinksSentence search for 外郭Sentence search for がいかくSentence search for 外廓Kanji details for 外 and 郭Edit in JMdict Noun1. outer fence; outer enclosure; outer blockNoun2. outline; contourOther forms外廓 【がいかく】Notes外廓: Rarely-used kanji form. Discussions Log in to talk about this word.