SUB- n.
m, sur before r, and regularly becomes suc-, suf- , sug-, and sup- before c, f, g, and p respectively. Before c, p, and t it sometimes takes form sus- (by the dropping of b from a collateral form, subs-).
SUCTION n.
ers. -- Suction pipe, Suction valve, the induction pipe, and induction valve, of a pump, respectively. -- Suction pump, the common pump, in which the water is raised into the barrel by atmospheric pressure. See Illust. of Pump.
SUN n.
Amara. -- Sun bittern (Zoöl.), a singular South American bird (Eurypyga helias), in some respects related both to the rails and herons. It is beautifully variegated with white, brown, and black. Called also sunbird, and tiger bittern. -- Sun fever (Med.), the condition of fever produced by sun stroke. -- Sun gem (Zo…
SYNTHESIS n.
ir component radicals are so grouped that the resulting substances are identical in every respect with the natural articles when such occur; thus, artificial alcohol, urea, indigo blue, alizarin, etc., are made by synthesis.
TAUTOMERISM n.
The condition, quality, or relation of metameric substances, or their respective derivatives, which are more or less interchangeable, according as one form or the other is the more stable. It is a special case of metamerism; thus, the lactam and the lactim compounds exhibit tautomerism.