一级头 Traditional form: 一級頭 Pinyin (reading): yījítóu Definitions: first stage (diving) Characters: 一 - one; a, an; alone 级 - level, rank; class, grade 头 - head; chief, boss; first, top Traditional characters: 一 - one; a, an; alone 級 - level, rank; class, grade 頭 - head; chief, boss; first, top