Sulphide of silver; -- also called vitreous silver, or
silver glance. It has a metallic luster, a lead-gray color, and is
sectile like lead.
(a) A tribe of parasitic copepod Crustacea including a large number of species that are parasites of fishes, as the lerneans. They have a mouth adapted to suck blood. (b) An artificial division of gast...