Definitions for



Overview of noun bulb

The noun bulb has 6 senses? (first 3 from tagged texts)
1. (2) bulb

(a modified bud consisting of a thickened globular underground stem serving as a reproductive structure)

2. (2) light bulb, lightbulb, bulb, incandescent lamp, electric light, electric-light bulb

(electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity)

3. (1) bulb

(a rounded part of a cylindrical instrument (usually at one end); "the bulb of a syringe")

4. bulb

(anything with a round shape resembling a teardrop)

5. medulla oblongata, medulla, bulb

(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")

6. bulb

(a rounded dilation or expansion in a canal or vessel or organ)

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