<p><strong>Adjective</strong></p><ul><li>having to do with machinery: a mechanical failure.</li><li>being a machine; operated by machinery: a mechanical toy.</li><li>caused by or derived from machinery: mechanical propulsion.</li><li>using machine parts only.</li><li>brought about by friction, abrasion, etc.: a mechanical bond between stones; mechanical erosion.</li><li>pertaining to the design, use, understanding, etc., of tools and machinery: the mechanical trades; mechanical ability.</li><li>acting or performed without spontaneity, spirit, individuality, etc.: a mechanical performance.</li><li>habitual; routine; automatic: Practice that step until it becomes mechanical.</li><li>belonging or pertaining to the subject matter of mechanics.</li><li>pertaining to, or controlled or effected by, physical forces.</li><li>(of a philosopher or philosophical theory) explaining phenomena as due to mechanical action or the material forces of the universe.</li><li>subordinating the spiritual to the material; materialistic.</li></ul><p><strong>Noun</strong></p><ul><li>a mechanical object, part, device, etc.</li><li>Printing. a sheet of stiff paper on which has been pasted artwork and type proofs for making a printing plate; paste-up.</li><li>Obsolete. a skilled manual laborer, as a carpenter or other artisan.</li></ul>