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A plant (Ludwigia alternifolia) which has somewhat cubical or box-shaped capsules.

Combined with oxygen only in part. Kirwan.

An oxide containing three atoms of oxygen with two atoms (or radicals) of some other substance; thus, alumina, Al2O3 is a sesquioxide.

A genus of tropical sapotaceous trees noted for their very hard wood; ironwood.

A contagious, constitutional, febrile disease characterized by a peculiar eruption; variola. The cutaneous eruption is at first a collection of papules which become vesicles (first flat, subsequently umbilicated) and then pustules, and finally thick crusts which slough after a certain time, often leaving a pit, or scar…

A small box for carrying snuff about the person.

A vessel to receive spittle.

An oxide containing a relatively small amount of oxygen, and less than the normal proportion; as, potassium suboxide, K4O.

See Peroxide. [Obs.]

To combine with oxygen so as to form a suroxide or peroxide. [Obs.]

A peroxide. [Obs.]

A variety of the chicken pox, with acuminated vesicles containing a watery fluid; the water pox. Pepys.

An oxide having four atoms of oxygen in the molecule; a quadroxide; as, osmium tetroxide, OsO.

Any one of three possible metameric substances, which are dimethyl derivatives of thiophene, like the xylenes from benzene.

A box containing lighted tinder, formerly carried by soldiers who used matchlocks, to kindle the match.

Blood poisoning. See under Blood.

Any of a class of toxic substances of protein nature; a toxin.

Of or pertaining to poison; poisonous; as, toxic medicines.

A poisonous agent or drug, as opium; an intoxicant.

Poisoning.