| atomicism | The doctrine of atoms. See Atomic philosophy, under Atomic. Origin: Cf. F. Atomisme. Source: Websters Dictionary (01 Mar 1998) |
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| atomicity | <chemistry> Degree of atomic attraction; equivalence; valence; also (a later use) the number of atoms in an elementary molecule. See Valence. Origin: Cf. F. Atomicite. Source: Websters Dictionary (01 Mar 1998) |
| atomiser | A device used to reduce liquid medication to fine particles in the form of a spray or aerosol; useful in delivering medication to the nose and throat. See: nebuliser, vaporiser. Origin: G. Atomos, indivisible particle (05 Mar 2000) |
| atomism | The doctrine of atoms. See Atomic philosophy, under Atomic. Origin: Cf. F. Atomisme. Source: Websters Dictionary (01 Mar 1998) |
| atomist | One who holds to the atomic philosophy or theory. Origin: Cf. F. Atomiste. Source: Websters Dictionary (01 Mar 1998) |
| atomistic | Of or pertaining to atoms; relating to atomism. "It is the object of the mechanical atomistic philosophy to confound synthesis with synartesis." (Coleridge) Source: Websters Dictionary (01 Mar 1998) |
| atomistic psychology | Any psychologic system based on the doctrine that mental processes are built up through the combination of simple elements; e.g., psychoanalysis, behaviourism. (05 Mar 2000) |
| atomization | 1. The act of reducing to atoms, or very minute particles; or the state of being so reduced. 2. <medicine> The reduction of fluids into fine spray. Source: Websters Dictionary (01 Mar 1998) |
| atomize | To reduce to atoms, or to fine spray. "The liquids in the form of spray are said to be pulverized, nebulized, or atomized." (Dunglison) Source: Websters Dictionary (01 Mar 1998) |
| atomizer | One who, or that which, atomizes; especially, an instrument for reducing a liquid to spray for disinfecting, cooling, or perfuming. Source: Websters Dictionary (01 Mar 1998) |
| atomology | <study> The doctrine of atoms. Origin: Atom. Source: Websters Dictionary (01 Mar 1998) |
| atomy | An atom; a mite; a pigmy. A skeleton. Origin: For anatomy, taken as an atomy. Source: Websters Dictionary (01 Mar 1998) |