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n. Botany A short, modified, underground stem surrounded by usually fleshy modified leaves that contain stored food for the shoot within: an onion bulb; a tulip bulb.

n. Botany A similar underground stem or root, such as a corm, rhizome, or tuber.

n. Botany A plant that grows from a bulb.

n. A rounded projection or part: the bulb of a syringe.

n. An incandescent lamp or its glass housing.

n. Anatomy A rounded dilation or expansion of a canal, vessel, or organ.

n. Any solid object rounded at one end and tapering on the other, possibly attached to a larger object at the tapered end.

n. A light bulb.

n. The bulb-shaped root portion of a plant such as a tulip, from which the rest of the plant may be regrown.

n. a bulbous protuberance at the forefoot of certain vessels to reduce turbulence.

v. To take the shape of a bulb; to swell.

n. A spheroidal body growing from a plant either above or below the ground (usually below), which is strictly a bud, consisting of a cluster of partially developed leaves, and producing, as it grows, a stem above, and roots below, as in the onion, tulip, etc. It differs from a corm in not being solid.

n. A name given to some parts that resemble in shape certain bulbous roots.

n. An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc.

n. a light bulb.

verb-intransitive. To take the shape of a bulb; to swell.

n. A form of the leaf-bud, usually subterranean, in which the stem is reduced to a flat disk, rooting from the under side, and bearing above closely appressed fleshy leaves.

n. Any protuberance or expansion resembling a bulb, especially an expansion at the end of a stalk or long and slender body: as, the bulb of a thermometer; the bulb of the aorta.

n. plural The tonsils.

To project or be protuberant.

n. lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata)

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

n. a rounded dilation or expansion in a canal or vessel or organ

n. a rounded part of a cylindrical instrument (usually at one end)

n. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure

n. anything with a round shape resembling a teardrop

"Only works if the bulb is actually "on", as in: plugged in or not burned out, The water keeps flowing, safe to drink or not."

neural structure    electric lamp    structure    anatomical structure    complex body part    body structure    bodily structure    part    portion    round shape   

weight    bulb of the eye    bulb of a tooth    bulb of a hair    artery of the bulb    arterial bulb    bulb of the aorta    bulbs of the fornix    bulb of the urethra    bulb of the spinal cord   

tulip bulb    lampbulb    bulbiferous    light bulb    bulbous    bulbil    flash bulb   

lightbulb   

swell    tuber    corm   

lamp    lantern    tube    globe    fixture    vase    plant    torch    bottle    lens