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iler, or other vessel, when the pressure becomes too great for safety; also, sometimes, a similar valve opening inward to admit air to a vessel in which the pressure is less than that of the atmosphere, to prevent collapse.

s's bean (Bot.), the seed of a tree of the Philippines (Strychnos Ignatia), of properties similar to the nux vomica. -- Saint Jame's shell (Zoöl.), a pecten (Vola Jacobæus) worn by piligrims to the Holy Land. See Illust. under Scallop. -- Saint Jame's wort (Bot.), a kind of ragwort (Senecio Jacobæa). -- Saint John's…

A crude potash obtained from beet-root residues and other similar sources. [Written also salin.]

ording to Leblanc's process. -- Salt fish. (a) Salted fish, especially cod, haddock, and similar fishes that have been salted and dried for food. (b) A marine fish. -- Salt garden, an arrangement for the natural evaporation of sea water for the production of salt, employing large shallow basins excavated near the sea…

applied especially to the oration which introduces the exercises of the Commencements, or similar public exhibitions, in American colleges.

ring in character or in the quality or qualities compared; corresponding; not discordant; similar; like. The ethereal vigor is in all the same. Dryden.

te of being the same, identity; abscence of difference; near resemblance; correspondence; similarity; as, a sameness of person, of manner, of sound, of appearance, and the like. "A sameness of the terms." Bp. Horsley.

To make or show something similar to; to match. Bp. Hall.

To make into a sandwich; also, figuratively, to insert between portions of something dissimilar; to form of alternate parts or things, or alternating layers of a different nature; to interlard.

To convert into soap, as tallow or any fat; hence (Chem.), to subject to any similar process, as that which ethereal salts undergo in decomposition; as, to saponify ethyl acetate.

A soapy mixture obtained by treating an essential oil with an alkali; hence, any similar compound of an essential oil. [Written also saponule.] [Obs.]

ilchard, or European sardine (Clupea pichardus). The California sardine (Clupea sagax) is similar. The American sardines of the Atlantic coast are mostly the young of the common herring and of the menhaden.

hin boards for shealting, as above the rafters, and under the shingles or slates, and for similar purposes.

A large African antelope (Alcelaphus tunata), similar to the hartbeest, but having its horns regularly curved.

Chilian sassafras, an aromatic tree (Laurelia sempervirens). -- New Zealand sassafras, a similar tree (Laurelia Novæ Zelandiæ). -- Sassafras nut. See Pichurim bean. -- Swamp sassafras, the sweet bay (Magnolia glauca). See Magnolia.

- Satin spar. (Min.) (a) A fine fibrous variety of calcite, having a pearly luster. (b) A similar variety of gypsum. -- Satin sparrow (Zoöl.), the shining flycatcher (Myiagra nitida) of Tasmania and Australia. The upper surface of the male is rich blackish green with a metallic luster. -- Satin stone, satin spar.…

Saxicava. Some of the species are noted for their power of boring holes in limestone and similar rocks.

Saxony yarn, or flannel made of it or similar yarn.

veral of the species of which are common in Europe. They resemble the Compositæ, and have similar heads of flowers, but the anthers are not connected. Sweet scabious (a) Mourning bride. (b) A daisylike plant (Erigeron annuus) having a stout branching stem.

he surface of iron forgings. It consists esentially of the magnetic oxide, Fe3O4. Also, a similar coating upon other metals. Covering scale (Zoöl.), a hydrophyllium. -- Ganoid scale (Zoöl.) See under Ganoid. -- Scale armor (Mil.), armor made of small metallic scales overlapping, and fastened upon leather or cloth. -…