Z is the 26th letter of the modern English alphabet and the Latin alphabet which is the last letter.
Z is a consonant
and the letter's name is zed deriving from the Greek zeta.
In mathematics Z is used to denote the set of integers.
In chemistry Z is used to denote the Atomic number of an element for Lithium.
Z is most commonly used with A and U. Z is commonly used in graphics to express coolness and love.