-
nounelectric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricitytype of:
-
nounlower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata)
Similar:
type of:part of: -
nouna modified bud consisting of a thickened globular underground stem serving as a reproductive structure
-
nounanything with a round shape resembling a teardroptype of:
-
nouna rounded dilation or expansion in a canal or vessel or organ
-
"the bulb of a syringe"nouna rounded part of a cylindrical instrument (usually at one end)
Parts of bulb
- "filament"
- "respiratory center"