- electric bulb
- Thomas Alva Edison
Inventors, Inventions . 2014.
electric bulb
Look at other dictionaries:
electric bulb — bulb shaped object which gives off light via an electrical current … English contemporary dictionary
bulb — [bulb] n. [ME < L bulbus < Gr bolbos] 1. an underground bud that sends down roots and consists of a very short stem covered with leafy scales or layers, as in a lily, onion or hyacinth 2. a corm, tuber, or tuberous root resembling a bulb,… … English World dictionary
Electric heating — is any process in which electrical energy is converted to heat. Common applications include heating of buildings, cooking, and industrial processes. An electric heater is an electrical appliance that converts electrical energy into heat. The… … Wikipedia
bulb — [bʌlb] n ↑filament, ↑thread [Date: 1500 1600; : Latin; Origin: bulbus, from Greek bolbos plant with a bulb ] 1.) the glass part of an electric light, that the light shines from = ↑light bulb ▪ a 100 watt bulb … Dictionary of contemporary English
Electric power — is defined as the rate at which electrical energy is transferred by an electric circuit. The SI unit of power is the watt.When electric current flows in a circuit, it can transfer energy to do mechanical or thermodynamic work. Devices convert… … Wikipedia
electric light bulb — electric light bulb, = incandescent lamp. (Cf. ↑incandescent lamp) … Useful english dictionary
bulb — noun 1 part of an electric lamp ADJECTIVE ▪ electric ▪ light ▪ 100 watt, 60 watt, etc. ▪ bare, naked … Collocations dictionary
bulb — bulbed, adj. bulbless, adj. /bulb/, n. 1. Bot. a. a usually subterranean and often globular bud having fleshy leaves emergent at the top and a stem reduced to a flat disk, rooting from the underside, as in the onion and lily. b. a plant growing… … Universalium
bulb — n. light bulb 1) to change, put in, screw in (AE) a bulb 2) a bulb blows out; burns out 3) an electric; frosted; light; three way bulb 4) the glare of a bulb tuber 5) a crocus; tulip bulb * * * [bʌlb] bums out frosted light … Combinatory dictionary
bulb — /bʌlb / (say bulb) noun 1. Botany a. a storage organ, usually subterranean, having fleshy leaves and a stem reduced to a flat disc which roots from the underside, as in the onion, lily, etc. b. a plant growing from a bulb. 2. any round, enlarged… …
