ANSERES n.
A Linnæan order of aquatic birds swimming by means of webbed feet, as the duck, or of lobed feet, as the grebe. In this order were included the geese, ducks, auks, divers, gulls, petrels, etc.
APTERA n.
Insects without wings, constituting the seventh Linnæn order of insects, an artificial group, which included Crustacea, spiders, centipeds, and even worms. These animals are now placed in several distinct classes and orders.
ARGENT n.
The white color in coats of arms, intended to represent silver, or, figuratively, purity, innocence, beauty, or gentleness; -- represented in engraving by a plain white surface. Weale.
ARTIFICIAL a.
tural relations species; as, "the artificial system" in botany, which is the same as the Linnæan system. -- Artificial horizon. See under Horizon. Artificial light, any light other than that which proceeds from the heavenly bodies. -- Artificial lines, lines on a sector or scale, so contrived as to represent the loga…