博引旁証 はくいんぼうしょう Also written 博引傍証 Meanings Noun, する verb, Intransitive citing copious references Kanji 博 broad. Read as ハク. 引 pull. Read as イン. 旁 RHS of character; at same time. Read as ボウ. 証 proof. Read as ショウ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists