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avy igneous rocks, including especially the feldspathic- augitic rocks, basalt, dolerite, amygdaloid, etc., but including also some kinds of diorite. Called also trap rock. Trap tufa, Trap tuff, a kind of fragmental rock made up of fragments and earthy materials from trap rocks.

he plane of polarization to the right, although formed by the oxidation of a levorotatory amyl alcohol.

Baseness; infamy; villainy. [Obs.] Dryden.

yielding; pliable; impressible. "Waxy to persuasion." Bp. Hall. Waxy degeneration (Med.), amyloid degeneration. See under Amyloid. -- Waxy kidney, Waxy liver, etc. (Med.), a kidney or liver affected by waxy degeneration.

mmer duck, and wood widgeon. (b) The hooded merganser. (c) The Australian maned goose (Chlamydochen jubata). -- Wood echo, an echo from the wood. -- Wood engraver. (a) An engraver on wood. (b) (Zoöl.) Any of several species of small beetles whose larvæ bore beneath the bark of trees, and excavate furrows in the wood…

Frothy; foamy; spumy, like yeast.

onite, heulandite, and others. These species occur of secondary origin in the cavities of amygdaloid, basalt, and lava, also, less frequently, in granite and gneiss. So called because many of these species intumesce before the blowpipe. Needle zeolite, needlestone; natrolite.

2)2, obtained by the action of ammonia on zinc ethyl; -- called also zinc amide. -- Zinc amyle (Chem.), a colorless, transparent liquid, composed of zinc and amyle, which, when exposed to the atmosphere, emits fumes, and absorbs oxygen with rapidity. -- Zinc blende Etym: [cf. G. zinkblende] (Min.), a native zinc sulp…

Of or pertaining zoögamy.