入门 Traditional form: 入門 Pinyin (reading): rùmén Definitions: entrance door to enter a door to learn the basics of a subject; introduction (to a subject); (attributive) entry-level Characters: 入 - to enter, to come in; to join 门 - gate, door, entrance, opening Traditional characters: 入 - to enter, to come in; to join 門 - gate, door, entrance, opening