nonelectrical
Without power cords
Not involving or powered by electricity.
The term typically distinguishes manual, mechanical, or alternative-energy methods from their electrical counterparts: nonelectrical heating systems, nonelectrical tools.
In technical contexts, it may describe components or processes that don't conduct or use electric current.
Graduated circular indicator
- gaugeStandard of measurement
- needlePointed implement for sewing
- meterDevice that measures usage
- scaleMeasure of relative size
readout · graduated · calibrated · pointer · sundial · hourglass · thermometer · barometer
Requiring direct human manipulation
- crankRotary operating handle
- leverPivoting bar for lifting
- pulleyGrooved wheel for rope
- pedalFoot-operated lever
winch · hand-cranked · wind-up · treadle · manual · foot-powered · clockwork · spring-loaded
Of the star
- windAir current outdoors
- geothermalRelating to underground heat
- tidalOf sea rhythms
- hydropowerElectricity from flowing currents
biomass · passive · sunlight · thermal · steam · fire · combustion · charcoal
dial
Graduated circular indicator
scale · readout · graduated · calibrated · pointer · sundial · hourglass · thermometer · barometer · compass
hand-operated
Requiring direct human manipulation
pedal · winch · hand-cranked · wind-up · treadle · manual · foot-powered · clockwork · spring-loaded · ratchet
solar
Of the star
- windAir current outdoors
- geothermalRelating to underground heat
- tidalOf sea rhythms
hydropower · biomass · passive · sunlight · thermal · steam · fire · combustion · charcoal · wood-burning
gears
Toothed rotating machine parts
- pulleysGrooved wheels for rope
- leversForce-multiplying pivot bars
- hydraulicsStudy of pressurized liquids
pneumatics · cams · linkages · bearings · cranks · sprockets · cogs · axles · wheels · valves
ceramic
Fired clay material
bamboo · cast-iron · copper · brass · stone · clay · earthenware · terracotta · stoneware · wicker
nonelectricalelectrical
Involving conducted current
electric · powered · electrified · electronic · battery-powered