In agreement with mechanical principles; according to the laws of mechanism or good workmanship: as, the machine is mechanically perfect.By mechanical force or means; by physical power: as, water mechanically raised.In a manner resembling a machine; without care or reflection; by the mere force of habit; automatically; not spontaneously: as, to play on an instrument mechanically.Without loss of the constitution or identity of elements; in a manner involving change of place or figure without change of structure or constitution; without the aid of chemical attraction: as, elements mechanically united in air; a body mechanically decomposed.