極上の一文字「博」

20161220p

ひろい。広く行きわたることを表す漢字

if something spreads or is spread, it becomes larger or moves so that it affects more people or a larger area

 

博士(はかせ): Doctor

博愛(はくあい):kindly attitude toward to people

博覧会(はくらんかい):exhibition