GRAY a.
Old; mature; as, gray experience. Ames. Gray antimony (Min.), stibnite. -- Gray buck (Zoöl.), the chickara. -- Gray cobalt (Min.), smaltite. -- Gray copper (Min.), tetrahedrite. -- Gray duck (Zoöl.), the gadwall; also applied to the female mallard. -- Gray falcon (Zoöl.) the peregrine falcon. -- Gray Friar. See F…