宝盖 （汉字偏旁部首），读音为bǎo gài，汉语词语，原意是佛道或帝王仪仗等的伞盖；文字偏旁宝盖头。宝盖头本意就是房屋，引申为覆盖。
Bao Gai (Chinese character radicals), pronounced bǎo gài, Chinese words, the original meaning is the umbrella cover of Buddhism and Taoism or the emperor’s honor guard; the text radical Bao Gai. Baogaitou was originally meant to be a house, and it was extended to cover.
解释：1.佛道或帝王仪仗等的伞盖。 2.即宝盖头。文字偏旁为「宀」者，称为「宝盖」。详”宝盖头”。
出处：南朝·梁·简文帝．菩提树颂：「菩萨飞象，越香土而来仪，五百宝盖，腾光自合。」官场现形记．第二十四回：「跟手我又在示字上加一个宝盖头，他说这是我们宗室的『宗』字。」
Explanation: 1. Umbrella cover for Buddhism, Taoism, or emperor’s honor guard. 2. Instant treasure hijab. Those with “宀” in the text radical are called “baogai”. Details of “bao hijab”.
Source: Southern Dynasties·Liang·Jianwen Emperor. Ode to the Bodhi Tree: “The Bodhisattva flying elephant, the more fragrant soil comes from the ritual, the five hundred treasures cover, and the light and self-combination.” Twenty-fourth round: “I added a treasure head to Shizi. He said this is the “zong” of our clan.”
一、释义
1、亦作“ 宝头儿 ”。汉字的偏旁之一，形状是“宀”。
2、宀【mián】是象形字，本意就是房屋，引申为覆盖。
二、说文解字
宀，交覆深屋也。象形。凡宀之属皆从宀。
译：宀，屋顶两坡相交覆盖的高顶房屋。字形像屋子之形。所有与宀相关的字，都采用“宀”作边旁。
三、由“宀”构成的字可分为四类
1、指称房屋的，如：家、室、宅、宫。
2、与房屋有关的形容词，如：宽、寒、宏、寂。
3、与房屋有关的动词，如：寄、寓。
4、与房屋关联的其他词：客、实、富、宁、安。
1. Interpretation
1. Also known as “the treasure head.” One of the radicals of a Chinese character has the shape “宀”.
2. 宀【mián】is a pictographic character, the original meaning is house, which is extended to cover.
Second, explain the text
Luo, turn to the deep house. Pictogram. Every genus of Luo is from Luo.
Translation: Luo, a high-roofed house covered by two slopes of the roof. The font is like the shape of a house. All characters related to 宀 use “宀” as the side.
3. The characters composed of “宀” can be divided into four categories
1. Those referring to houses, such as home, house, house, palace.
2. Adjectives related to houses, such as wide, cold, macro, and silent.
3. Verbs related to houses, such as: send, live.
4. Other words associated with houses: guest, real, rich, peaceful, and safe.