Incandescent, florescent or LED

noun

1. A resting stage of a plant (such as the lily, onion, hyacinth, or tulip) that is usually formed underground and consists of a short stem base bearing one or more buds enclosed in overlapping membranous or fleshy leaves
2. A fleshy structure (such as a tuber or corm) resembling a bulb in appearance
3. A plant having or developing from a bulb
4. A bulb-shaped part
5. A rounded or swollen anatomical structure
6. A camera setting that indicates that the shutter can be opened by pressing on the release and closed by ending the pressure

noun

1. Dimwit

noun

1. The temperature of the atmosphere measured by or as if by a dry-bulb thermometer

   "When people refer to the temperature of the air, they are normally referring to its dry-bulb temperature because the air temperature is indicated by a thermometer not affected by the moisture of the air."

noun

1. A thermometer that uses a bulb filled with liquid (such as mercury or alcohol) to register a reading of the temperature of the atmosphere based on the known expansion rate of the liquid a thermometer that measures dry-bulb temperature

   "The dry-bulb thermometer, as the name would imply is an ordinary mercury thermometer the bulb of which is maintained in a dry state."

noun

1. One in which a filament gives off light when heated to incandescence by an electric current
2. One having a coating of fluorescent material on its inner surface that emits visible light fluorescent lamp
3. One using LEDs to generate light

noun

1. A bulbous anterior projection of the olfactory lobe that is the place of termination of the olfactory nerves and is especially well developed in lower vertebrates (such as fishes)

idiom

1. Used to say that a person suddenly understands something or has a great idea

noun

1. A light bulb whose light is produced by the glow of a wire heated by an electric current

noun

1. One that bastes food during cooking

   "Costco is the U.S.'s biggest seller of fine wines ($600 million a year) and baster of poultry (55,000 rotisserie chickens a day)."

noun

1. A tightly coiled fluorescent lamp designed to fit into a standard household light fixture

   "Compact fluorescent lights are used in common household lighting devices and often have a spiral-shaped lamp. … The bulbs use 70% less energy than incandescent bulbs, according to the DOE, but are still less efficient than LED bulbs."