Dictionary

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bulb

English

🔊 a rounded part of a cylindrical instrument (usually at one end)
“the bulb of a syringe”
🔊 a rounded dilation or expansion in a canal or vessel or organ
🔊 a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
🔊 anything with a round shape resembling a teardrop
🔊 electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
🔊 lower or hindmost part of the brain
“the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning”