-ito 1 . 1. suf. Adopted by Convention in chemical nomenclature, designates the salts of whose name ends in -bear. Sulfite, phosphite. -ito 2 . 1. suf. In mineralogy and chemistry, form names of minerals. Graphite. -it o 3 , ta . ( Of the lat. ) vulg. ( *-ittus ). 1. suf. It has diminutive or emotional value. Sprig, little brother, little, callandito, prontito. In some cases takes Forms -ecito,-ececito,-quote. Sun, piececito, little heart, young woman.