Definition of oxygen

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Oxygen (n.) A colorless, tasteless, odorless, gaseous element occurring in the free state in the atmosphere, of which it forms about 23 per cent by weight and about 21 per cent by volume, being slightly heavier than nitrogen. Symbol O. Atomic weight 15.96..

Lern More About Oxygen

Acetone :: Acetone (n.) A volatile liquid consisting of three parts of carbon, six of hydrogen, and one of oxygen; pyroacetic spirit, -- obtained by the distillation of certain acetates, or by the destructive distillation of citric acid, starch, sugar, or gum, with quicklime..
Alumina :: Alumina (n.) One of the earths, consisting of two parts of aluminium and three of oxygen, Al2O3..
Oxidator :: Oxidator (n.) A contrivance for causing a current of air to impinge on the flame of the Argand lamp; -- called also oxygenator.
Hydroxyl :: Hydroxyl (n.) A compound radical, or unsaturated group, HO, consisting of one atom of hydrogen and one of oxygen. It is a characteristic part of the hydrates, the alcohols, the oxygen acids, etc..
Carboxyl :: Carboxyl (n.) The complex radical, CO.OH, regarded as the essential and characteristic constituent which all oxygen acids of carbon (as formic, acetic, benzoic acids, etc.) have in common; -- called also oxatyl..
Bude Burner :: Bude burner () A burner consisting of two or more concentric Argand burners (the inner rising above the outer) and a central tube by which oxygen gas or common air is supplied.
Deoxidize :: Deoxidize (v. t.) To deprive of oxygen; to reduce from the state of an oxide.
Mineralizer :: Mineralizer (n.) An element which is combined with a metal, thus forming an ore. Thus, in galena, or lead ore, sulphur is a mineralizer; in hematite, oxygen is a mineralizer..
Supporter :: Supporter (n.) One who, or that which, supports; as, oxygen is a supporter of life..
Subpeduncular :: Suboxide (n.) An oxide containing a relatively small amount of oxygen, and less than the normal proportion; as, potassium suboxide, K4O..
Oxygenator :: Oxygenator (n.) An oxidizer.
Animal :: Animal (n.) An organized living being endowed with sensation and the power of voluntary motion, and also characterized by taking its food into an internal cavity or stomach for digestion; by giving carbonic acid to the air and taking oxygen in the process of respiration; and by increasing in motive power or active aggressive force with progress to maturity..
Molecule :: Molecule (n.) A group of atoms so united and combined by chemical affinity that they form a complete, integrated whole, being the smallest portion of any particular compound that can exist in a free state; as, a molecule of water consists of two atoms of hydrogen and one of oxygen. Cf. Atom..
Oxidize :: Oxidize (v. t.) To combine with oxygen or with more oxygen; to add oxygen to; as, to oxidize nitrous acid so as to form nitric acid..
Aeration :: Aeration (n.) The act or preparation of charging with carbonic acid gas or with oxygen.
Calcium :: Calcium (n.) An elementary substance; a metal which combined with oxygen forms lime. It is of a pale yellow color, tenacious, and malleable. It is a member of the alkaline earth group of elements. Atomic weight 40. Symbol Ca..
Liquefaction :: Liquefaction (n.) The act, process, or method, of reducing a gas or vapor to a liquid by means of cold or pressure; as, the liquefaction of oxygen or hydrogen..
Hyperoxygenated :: Hyperoxygenated (a.) Alt. of Hyperoxygenize.
Selenio- :: Selenio- () A combining form (also used adjectively) denoting the presence of selenium or its compounds; as, selenio-phosphate, a phosphate having selenium in place of all, or a part, of the oxygen..
Suroxide :: Suroxidate (v. t.) To combine with oxygen so as to form a suroxide or peroxide.
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