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Meaning of MOLECULE

Pronunciation:  'mowlekyool

WordNet Dictionary
  1. [n]  (nontechnical usage) a tiny piece of anything
  2. [n]  (physics and chemistry) the simplest structural unit of an element or compound

MOLECULE is a 8 letter word that starts with M.


 Synonyms: atom, mote, particle, speck
 See Also: building block, chain, chemical chain, chemical group, chylomicron, coenzyme, dipole molecule, grain, group, macromolecule, material, protein molecule, radical, stuff, supermolecule, unit



Webster's 1913 Dictionary
\Mol"e*cule\, n. [Dim. fr. L. moles a mass: cf. F.
mol['e]cule. See 3d {Mole}.]
1. One of the very small invisible particles of which all
   matter is supposed to consist.

2. (Physics) The smallest part of any substance which
   possesses the characteristic properties and qualities of
   that substance, and which can exist alone in a free state.

3. (Chem.) 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}.

Medical Dictionary
 Definition: A chemical made up of two or more atoms. The atoms in a molecule can be the same (an oxygen molecule has two oxygen atoms) or different (a water molecule has two hydrogen atoms and one oxygen atom). Biological molecules, such as proteins and DNA, can be made up of many thousands of atoms.
Biology Dictionary
 Definition: The result of two or more atoms combining by chemical bonding.
 Definition: a unit composed of two or more atoms linked by a chemical bond.
Thesaurus Terms
 Related Terms: ace, acid, acidity, agent, air, alkali, alkalinity, alloisomer, anion, antacid, atom, atomic cluster, atomic particles, base, benzene ring, biochemical, bit, branched chain, brute matter, building block, cation, chain, chemical, chemical element, chromoisomer, closed chain, component, compound, compound radical, constituent, copolymer, cycle, dab, dimer, dole, dot, dram, dribble, driblet, dwarf, earth, electron, element, elementary particle, elementary unit, farthing, fire, fleck, flyspeck, fragment, fundamental particle, gobbet, grain, granule, groat, hair, handful, heavy chemicals, heterocycle, high polymer, homocycle, homopolymer, hydracid, hyle, hypostasis, inorganic chemical, ion, iota, isomer, jot, Kekule formula, lattice, little, little bit, lota, macromolecule, material, material world, materiality, matter, meson, metamer, minim, minimum, minutiae, mite, modicum, monad, monomer, mote, natural world, nature, neutralizer, nonacid, nuclear particle, nutshell, organic chemical, ounce, oxyacid, particle, pebble, physical world, pinch, pittance, plenum, point, polymer, proton, pseudoisomer, quark, radical, ray, reagent, ring, scruple, side chain, simple radical, smidgen, smitch, space-lattice, speck, spoonful, spot, straight chain, stuff, substance, substratum, sulfacid, the four elements, thimbleful, tiny bit, tittle, trifling amount, trimer, trivia, unit of being, water, whit