arcobaleno

Etymology
From.

Noun

 * 1) rainbow
 * 2)  a group of many colors or differently colored things
 * 1)  a group of many colors or differently colored things

Adjective

 * 1)  rainbow; :
 * 2) multicolored
 * 3) made up of several cultural or ideological factions
 * 4) LGBT
 * 1) LGBT