| acoustic device; adapter, adaptor; afterburner; agglomerator; airfoil, aerofoil, control surface, surface; alarm, warning device, alarm system; appliance, contraption, contrivance, convenience, gadget, gizmo, gismo, widget; applicator, applier; aspergill; autopilot, automatic pilot, robot pilot; bait, decoy, lure; billiard marker; blower; bootjack; breathalyzer, breathalyser; breathing device, breathing apparatus, breathing machine, ventilator; bubbler; buffer, fender; catapult, launcher; charger, battery charger; comb; comforter, pacifier, baby's dummy, teething ring; conductor; contraceptive, preventive, preventative, contraceptive device, prophylactic device, birth control device; converter, convertor; corer; corrective, restorative; crusher; cryptograph; cutoff; dampener, moistener; damper, muffler; data input device, input device; deflector; dental appliance; depressor; detector, sensor, sensing element; diestock; drive; drop forge, drop hammer, drop press; elastic device; electrical device; electronic device; energizer, energiser; exercise device; explosive device; fan; filter; fire extinguisher, extinguisher, asphyxiator; flare; gas fixture; groover; guard, safety, safety device; heater, warmer; heat exchanger; holding device; hydrofoil, foil; imprint; indicator; instrument; interrupter; key; keyboard; Kinetoscope; knocker, doorknocker, rapper; lift; lifting device; lighter, light, igniter, ignitor; machine; magnet; mechanism; memory device, storage device; musical instrument, instrument; nest egg; noisemaker; optical device; override; paper feed; peeler; pick, plectrum, plectron; power takeoff, PTO; prod, goad; prompter, autocue; pull; reflector; remote control, remote; reset; restraint, constraint; router; runner; scratcher; shoehorn; shoetree; shooting stick; shredder; signaling device; snowshoe; sounder; source of illumination; stabilizer, stabiliser; stemmer; stencil; straightener; strengthener, reinforcement; stylus; support; sweatbox; synchroflash; take-up; teaser; throwing stick, throwing board, spear thrower, dart thrower; tilter; tongs, pair of tongs; trap; trigger; valve; ventilator; washboard; water cooler |