Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun bulb

6 senses of bulb

Sense 1
bulb -- (a modified bud consisting of a thickened globular underground stem serving as a reproductive structure)
       => stalk, stem -- (a slender or elongated structure that supports a plant or fungus or a plant part or plant organ)

Sense 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)
       => electric lamp -- (a lamp powered by electricity)

Sense 3
bulb -- (a rounded part of a cylindrical instrument (usually at one end); "the bulb of a syringe")
       => part, portion -- (something less than the whole of a human artifact; "the rear part of the house"; "glue the two parts together")

Sense 4
bulb -- (anything with a round shape resembling a teardrop)
       => round shape -- (a shape that is curved and without sharp angles)

Sense 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")
       => neural structure -- (a structure that is part of the nervous system)

Sense 6
bulb -- (a rounded dilation or expansion in a canal or vessel or organ)
       => structure, anatomical structure, complex body part, bodily structure, body structure -- (a particular complex anatomical part of a living thing; "he has good bone structure")