第一

Traditional form:

第一

Pinyin (reading):

dìyī

Definitions:

• first
• most important; primary; foremost

Characters:

• 第 - sequence, number; grade, degree; particle prefacing an ordinal
• 一 - one; a, an; alone

Traditional characters:

• 第 - sequence, number; grade, degree; particle prefacing an ordinal
• 一 - one; a, an; alone