Definition Synonyms
Definition of bulb - Reverso English Dictionary
Noun
1.
lightingglass part of an electric lamp
- The bulb in the lamp needs replacing.
2.
botanyTECH. rounded underground storage organ of a plantTECH.
- The tulip bulb was planted in autumn for spring blooming..
3.
medicalTECH. rounded expansion of an organTECH.
- The medulla oblongata is sometimes called the bulb.
4.
maritimeTECH. bulbous protuberance on a ship's hullTECH.
- The ship's bulb helps reduce water resistance.
Images of bulb

glass part of an electric lamp 
rounded underground storage organ of a plant 
bulbous protuberance on a ship's hull
Expressions with bulb
💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
someone slow to understand things
She can be such a dim bulb sometimes.
device producing light when electricity passes through
The lamp bulb needs replacing after it burned out.
electric device emitting light when powered
He replaced the light bulb in the lamp.
joke with question and answer about changing light bulbs
She laughed at the classic light bulb joke during the party.
electric lamp with special gas that makes light brighter and longer-lasting
The desk lamp needs a new halogen bulb to work properly.
having the shape of a bulb
The bulb-shaped lamp cast a warm glow in the room..
very intelligent or quick-witted
She solved the puzzle in minutes, she's bright as a bulb.
device that produces light when electricity passes through it
She replaced the electric-light bulb in the living room lamp.
device with a flexible bulb for fluid instillation or aspiration
The nurse used a bulb syringe to clear the baby's nose.
thickened base of a hair follicle where hair starts growing
The hair bulb is essential for healthy hair growth.
temperature from a thermometer with a wet cloth
The wet bulb temperature is crucial for calculating humidity.
temperature of air measured with a dry thermometer
The dry bulb temperature was recorded at 25 degrees Celsius.
paired brain part above nasal passages, processes odor signals
Damage to the olfactory bulb can reduce the ability to detect odors.
Origin of bulb
Latin, bulbus (bulb)
Terms with bulb included in their meaning
💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
cooking
pungent bulb used to flavor many savory dishes
cooking
edible bulb used as a vegetable or spice
vegetable
plant with a round edible bulb
vegetable
young onion with a long green stalk and a small white bulb
cooking
plant with hollow leaves and edible bulb
vegetable
young onion with a small white bulb and long green stalks
cooking
small mild-flavored bulb used for seasoning
lampshade
cover around a light bulb
lamp device
bulb emitting ultraviolet light for glowing effects
garlic segment
one of the small divisions of a bulb of garlic
cooking
small segment of a garlic bulb used in cooking
plant
cup-shaped spring flower that grows from a bulb
vegetable
edible underground bulb from an aquatic plant
electrical
device in a light fitting that holds a bulb and supplies power
lighting
light bulb in Australia or South Africa
decorative lighting
lamp with bulb shaped like flame
cooking
kitchen tool with a bulb for moistening meat with juices
lighting
energy-saving light bulb that uses fluorescent technology
plant
saffron spice from dried stigmas of a spring-flowering bulb
light bulb
wire heated until it glows in a bulb
young onion
any onion without a fully developed bulb
vegetable
bulb leaves or stalks eaten as a vegetable
cooking
aromatic bulb used as seasoning
food
edible bulb from a native flowering plant
Examples of bulb in a sentence
He carefully unscrewed the bulb from the socket. She carefully dug up the daffodil bulb. The gardener stored the bulb in a cool place. The olfactory bulb is crucial for the sense of smell. The bulb of the aorta is an important structure. Engineers designed the bulb to improve the ship's efficiency.
The bulb at the front of the vessel was newly installed.
View all translations of bulb
Click below to see the appropriate translations facing each meaning.
- French:ampoule, oignon, ...
- German:Glühbirne, Knolle, ...
- Italian:lampadina, bulbo, ...
- Spanish:bombilla, bulbo, ...
- Portuguese:lâmpada, tubérculo, ...
- Chinese:灯泡, 鳞茎, ...
- Japanese:電球, 球根, ...
- Arabic:لَمْبَة, بَصَلَة, ...
- Hebrew:נוֹרָה, בָּצָל, ...
- Russian:лампочка, луковица, ...
- Ukrainian:лампочка, цибулина, ...
- Hindi:बल्ब, कंद, ...

icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.
icon next to the first example to see two additional options and learn to use new vocabulary naturally.
icon to save words you want to revisit. You can also save a specific meaning by clicking on the