Emily Dickinson Lexicon

YEL'LOW, a. [Sax. gealew, yellow; gealla, gall; G. gelb; D. geel; Dan. guul; Sw. gåål, gul. Hence gold, Dan. guld. The Fr. jaune is the same word, contracted from jaulne, as it is written in the Norman; It. giallo; Russ. jelknu, to become yellow; jeltnie, yellow; L. galbanus. Qu. gilvus. The root is the Celtic gal, geal, bright. See Gold. Class Gl, No. 7.]

Being of a bright color; of the color of gold. – Newton.