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down. [Obs. or Colloq.] Wyclif. In man's sin is every manner order or ordinance turned upsodown. Chaucer.

A modified form of dentine, which is permeated by blood capillaries; vascular dentine.

Causing dilation or relaxation of the blood vessels; as, the vasodilator nerves, stimulation of which causes dilation of the blood vessels to which they go. These nerves are also called vaso- inhibitory, and vasohypotonic nerves, since their stimulation causes relaxation and rest.

plies with air; esp. an apparatus used for charging mineral waters with gas and in making soda water.

ldspar family, triclinic in crystallization, and in composition a silicate of alumina and soda. It is a common constituent of granite and of various igneous rocks. See Feldspar.

Soda ash; caustic soda, caustic potash, etc.

y white) in dry weather following rains or irrigation. The basis of these salts is mainly soda with a smaller amount of potash, and usually a little lime and magnesia. Two main classes of alkali are commonly distinguished: black alkali, which may be any alkaline carbonate, but which practically consists of sodium carb…

Waste material from the manufacture of alkali; specif., soda waste.

d magnesia, possessing some of the qualities of alkalies. -- Alkaline metals, potassium, sodium, cæsium, lithium, rubidium. -- Alkaline reaction, a reaction indicating alkalinity, as by the action on limits, turmeric, etc.

ot of three syllables, the middle one long, the first and last short (as, h. In modern prosody the accented syllable takes the place of the long and the unaccented of the short; as, pro-phet''ic.

A yellowish oily volatile liquid, C5H11NO2, used in medicine as a heart stimulant and a vasodilator. The inhalation of its vapor instantly produces flushing of the face.

Native carbonate of soda; natron.

A feldspar closely related to orthoclase, but triclinic. It is chiefly a silicate of sodium, potassium, and aluminium. Sp. gr., 2.57 -- 2.60.

A granular igneous rock composed almost exclusively of a soda- lime feldspar, usually labradorite.

Any substance (but especially sodium hyposulphite) used in removing the excess of chlorine left in paper pulp or stuffs after bleaching.

d paired with the fourth digit, as in the hog, the sheep, and the ox; - - opposed to Perissodactyla.

strake Palladius upon the side of his head, that he reeled astonied. Sir P. Sidney. This sodeyn cas this man astonied so, That reed he wex, abayst, and al quaking. Chaucer.

A blasting powder or dynamite composed of nitroglycerin, wood fiber, sodium nitrate, and magnesium carbonate.

An explosive consisting of sodium nitrate, charcoal, sulphur, and petroleum.

erties of yeast. -- Baker's salt, the subcarbonate of ammonia, sometimes used instead of soda, in making bread.