SPIDER n.
fangs, or falcers. The abdomen is large and not segmented, with two or three pairs of spinnerets near the end, by means of which they spin threads of silk to form cocoons, or nests, to protect their eggs and young. Many species spin also complex webs to entrap the insects upon which they prey. The eyes are usually eigh…
STEAMER n.
The steamer duck. Steamer duck (Zoöl.), a sea duck (Tachyeres cinereus), native of Patagonia and Terra del Fuego, which swims and dives with great agility, but which, when full grown, is incapable of flight, owing to its very small wings. Called also loggerhead, race horse, and side wheel duck.
SYPHILIS n.
The pox, or venereal disease; a chronic, specific, infectious disease, usually communicated by sexual intercourse or by hereditary transmission, and occurring in three stages known as primary, secondary, and tertiary syphilis. See under Primary, Secondary, and Tertiary.Treponema pallidum. Usu. tretable with penicillin…
TUB n.
is sent up a shaft; -- so called by miners. Tub fast, an old mode of treatment for the venereal disease, by sweating in a close place, or tub, and fasting. [Obs.] Shak. -- Tub wheel, a horizontal water wheel, usually in the form of a short cylinder, to the circumference of which spiral vanes or floats, placed radiall…