HOP n.
a small flea beetle (Haltica concinna), very injurious to hops. -- Hop fly (Zoöl.), an aphid (Phorodon humuli), very injurious to hop vines. -- Hop froth fly (Zoöl.), an hemipterous insect (Aphrophora interrupta), allied to the cockoo spits. It often does great damage to hop vines. -- Hop hornbeam (Bot.), an America…
IDE n.
(a) The nonmetallic, or negative, element or radical in a binary compound; as, oxide, sulphide, chloride. (b) A compound which is an anhydride; as, glycolide, phthalide. (c) Any one of a series of derivatives; as, indogenide, glucoside, etc.