Definition of atom

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Atom (n.) An ultimate particle of matter not necessarily indivisible; a molecule.

Lern More About Atom

Fortuitous :: Fortuitous (a.) Happening by chance; coming or occuring unexpectedly, or without any known cause; chance; as, the fortuitous concourse of atoms..
Scandium :: Scandium (n.) A rare metallic element of the boron group, whose existence was predicted under the provisional name ekaboron by means of the periodic law, and subsequently discovered by spectrum analysis in certain rare Scandinavian minerals (euxenite and gadolinite). It has not yet been isolated. Symbol Sc. Atomic weight 44..
Zootomy :: Zootomy (n.) The dissection or the anatomy of animals; -- distinguished from androtomy.
Bromine :: Bromine (n.) One of the elements, related in its chemical qualities to chlorine and iodine. Atomic weight 79.8. Symbol Br. It is a deep reddish brown liquid of a very disagreeable odor, emitting a brownish vapor at the ordinary temperature. In combination it is found in minute quantities in sea water, and in many saline springs. It occurs also in the mineral bromyrite..
Viameter :: Viameter (n.) An odometer; -- called also viatometer.
Sesqui- :: Sesqui- () A combining form (also used adjectively) denoting that three atoms or equivalents of the substance to the name of which it is prefixed are combined with two of some other element or radical; as, sesquibromide, sesquicarbonate, sesquichloride, sesquioxide..
Caesium :: Caesium (n.) A rare alkaline metal found in mineral water; -- so called from the two characteristic blue lines in its spectrum. It was the first element discovered by spectrum analysis, and is the most strongly basic and electro-positive substance known. Symbol Cs. Atomic weight 132.6..
Polytungstic :: Polytungstic (a.) Containing several tungsten atoms or radicals; as, polytungstic acid..
Spray :: Spray (v. t.) An instrument for applying such a spray; an atomizer.
Ventro- :: Ventro- () A combining form used in anatomy to indicate connection with, or relation to, the abdomen; also, connection with, relation to, or direction toward, the ventral side; as, ventrolateral; ventro-inguinal..
Davyum :: Davyum (n.) A rare metallic element found in platinum ore. It is a white malleable substance. Symbol Da. Atomic weight 154.
Arteriotomy :: Arteriotomy (n.) That part of anatomy which treats of the dissection of the arteries.
Atom :: Atom (n.) An ultimate particle of matter not necessarily indivisible; a molecule.
Residue :: Residue (n.) That which remains of a molecule after the removal of a portion of its constituents; hence, an atom or group regarded as a portion of a molecule; -- used as nearly equivalent to radical, but in a more general sense..
Atom :: Atom (n.) The smallest particle of matter that can enter into combination; one of the elementary constituents of a molecule.
Ethyl :: Ethyl (n.) A monatomic, hydrocarbon radical, C2H5 of the paraffin series, forming the essential radical of ethane, and of common alcohol and ether..
Anatomies :: Anatomies (pl. ) of Anatom.
Diselenide :: Diselenide (n.) A selenide containing two atoms of selenium in each molecule.
Pneumatometry :: Pneumatometry (n.) See Spirometry.
Subaud :: Subatom (n.) A hypothetical component of a chemical atom, on the theory that the elements themselves are complex substances; -- called also atomicule..
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