宀

mián
"roof" radical (Kangxi radical 40), occurring in 家, 定, 安 etc, referred to as 宝盖 bǎogài

CEDICT

  1. Kangxi radical #40 宀 (“roof”)
  2. a kind of flower
  3. a type of deep house with walls on all four sides, a roof, a main hall, and back rooms

Wiktionary

  1. 古代一种四面有牆，上有覆盖，内有堂有室的深屋。
  2. 二一四部首之一。

重編國語辭典