Bulb (Noun)
Meaning 1
Anything with a round shape resembling a teardrop.
Classification
Nouns denoting two and three dimensional shapes.
Related Words
Meaning 2
A modified bud consisting of a thickened globular underground stem serving as a reproductive structure.
Classification
Nouns denoting plants.
Examples
- The tulip bulb was planted in the garden in the fall to bloom the following spring.
- The daffodil bulb needs to be dug up and replanted every few years to maintain its vigor.
- The snake lily bulb was protected from predators by its thick, waxy coating.
- The elephant ear bulb can be forced indoors during the winter months by providing artificial light.
- The iris bulb requires a period of cold stratification before it can be planted in the garden.
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Meaning 3
Lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning".
Classification
Nouns denoting body parts.
Synonyms
Hypernyms
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Meaning 4
A rounded part of a cylindrical instrument (usually at one end); "the bulb of a syringe".
Classification
Nouns denoting man-made objects.
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Meaning 5
Electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity.
Classification
Nouns denoting man-made objects.
Synonyms
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Meaning 6
A rounded dilation or expansion in a canal or vessel or organ.
Classification
Nouns denoting body parts.