a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
[ Syn: light bulb , lightbulb , incandescent lamp , electric light , electric-light bulb ]
a rounded part of a cylindrical instrument (usually at one end); the bulb of a syringe'
anything with a round shape resembling a teardrop
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
[ Syn: medulla oblongata , medulla ]
a rounded dilation or expansion in a canal or vessel or organ