3 definitions found From The Collaborative International Dictionary of English v.0.44 [gcide]: Apparatus \Ap"pa*ratus\, noun; pl. {Apparatus}, also rarely {Apparatuses}. [L., from apparare, apparatum, to prepare; ad + prepare to make ready.] 1. Things provided as means to some end. 2. Hence: A full collection or set of implements, or utensils, for a given duty, experimental or operative; any complex instrument or appliance, mechanical or chemical, for a specific action or operation; machinery; mechanism. 3. (Physiol.) A collection of organs all of which unite in a common function; as, the respiratory apparatus. From WordNet (r) 2.0 [wn]: apparatus noun 1: equipment designed to serve a specific function [syn: {setup}] 2: (anatomy) a group of body parts that work together to perform a given function; "the breathing apparatus" From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]: 85 Moby Thesaurus words for "apparatus": Bunsen burner, Erlenmeyer flask, Kipp generator, accouterments, alembic, appliance, appliances, appointments, appurtenances, armament, aspirator, bag and baggage, baggage, beaker, blowpipe, burette, capillary tube, condenser, contraption, contrivance, conveniences, crucible, deflagrating spoon, desiccator, device, distiller, duffel, dunnage, equipage, equipment, etna, facilities, facility, fittings, fixtures, furnishings, furniture, gadget, gear, gimcrack, gimmick, gizmo, habiliments, hand tool, impedimenta, implement, installations, instrument, kit, luggage, machine, machinery, materiel, matrass, means, mechanical device, munition, munitions, outfit, paraphernalia, pestle and mortar, pipette, plant, plumbing, power tool, precision balance, precision tool, provisions, reagent bottle, receiver, retort, rig, rigging, speed tool, still, stock-in-trade, supplies, tackle, tackling, test tube, things, tool, traps, utensil, utensils

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