noun
kanji "wa" crown radical (radical 14)
Refers to the top radical 冖 (わかんむり), used in characters like 冠, 冥, and 写. This term is a metalinguistic label for the radical itself.
See also: ワ冠
「冠」の上の部分はべきかんむりと呼ばれます。
The top part of 冠 is called the 'wa' crown radical.