Tetragram
Tetragram or tetragraph generally refers to any a group of four letters, but more specifically may refer to: Tetragraph, in orthography, referring to a sequence of four letters that represent sounds not necessarily corresponding to those of the individual letters Tetragrammaton, a Hebrew name for God written as YHWH Complete quadrilateral, a geometric system of four lines and their six points of intersection Tetragraph (from Chinese ), referring to Chinese characters written on squared graph paper A symbol with four lines in Taixuanjing A degenerate star polygon, usually represented as a compound of two digons See also , including multiple scientific names Tetragrammaton (disambiguation)