SUB- n.
A prefix denoting that the ingredient (of a compound) signified by the term to which it is prefixed,is present in only a small proportion, or less than the normal amount; as, subsulphide, suboxide, etc. Prefixed to the name of a salt it is equivalent to basic; as, subacetate or basic acetate. [Obsoles.]…
SUGAR n.
ugar, a sirupy or white crystalline sugar (dextrose or glucose) found as a characteristic ingredient of ripe grapes, and also produced from many other sources. See Dextrose, and Glucose. -- Invert sugar. See under Invert. -- Malt sugar, a variety of sugar isomeric with sucrose, found in malt. See Maltose. -- Manna s…
SUPER- n.
A prefix formerly much used to denote that the ingredient to the name of which it was prefixed was present in a large, or unusually large, proportion as compared with the other ingredients; as in calcium superphosphate. It has been superseded by per-, bi-, di-, acid, etc. (as peroxide, bicarbonate, disulphide, and acid…
SYNTHESIS n.
The art or process of making a compound by putting the ingredients together, as contrasted with analysis; thus, water is made by synthesis from hydrogen and oxygen; hence, specifically, the building up of complex compounds by special reactions, whereby their component radicals are so grouped that the resulting substanc…
TERRA n.
earthy substance consisting of burnt gypsum, aluminium silicate (kaolin), or some similar ingredient, as magnesia. It is sometimes used to adulterate certain foods, spices, candies, paints, etc. -- Terra cotta. Etym: [It., fr. terra earth + cotta, fem. of cotto cooked, L. coctus, p.p. of coquere to cook. See Cook, n.]…