HERCULES n.
A constellation in the northern hemisphere, near Lyra. Hercules' beetle (Zoöl.), any species of Dynastes, an American genus of very large lamellicorn beetles, esp. D. hercules of South America, which grows to a length of six inches. -- Hercules' club. (Bot.) (a) An ornamental tree of the West Indies (Zanthoxylum Clava…
ROCK n.
s (Bot.), a name of several plants of the cress kind found on rocks, as Arabis petræa, A. lyrata, etc. -- Rock crystal (Min.), limpid quartz. See Quartz, and under Crystal. -- Rock dove (Zoöl.), the rock pigeon; -- called also rock doo. -- Rock drill, an implement for drilling holes in rock; esp., a machine impelled…
SWAMP n.
s swamp Spanish oak (Quercus palustris), swamp white oak (Q. bicolor), swamp post oak (Q. lyrata). -- Swamp ore (Min.), big ore; limonite. -- Swamp partridge (Zoöl.), any one of several Australian game birds of the genera Synoicus and Excalfatoria, allied to the European partridges. -- Swamp robin (Zoöl.), the chewi…