下か膊はくかはくMeanings1nounforearmAnatomical term for the forearm. In ordinary conversation, 前腕 (ぜんわん) is the standard word.解かい剖ぼう学がくの教きょう科か書しょで「下か膊はく」という語ごを見みた。I saw the word '下膊' in an anatomy textbook.