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.
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.
Roughly spherical underground bud containing additional buds that can develop asexually into new plants.
a storage organ, usually underground, made up of a stem and leaf bases, the food reserves being stored in the inner, fleshy leaf bases.
a light bulb.
The outer jacket or envelope of a lamp
Common term for an electrical light source or "lamp"; more specifically, the glass outer shell of the lamp.
The glass part of a lamp.
A shutter setting that indicates that the shutter will remain open for as long as the shutter release is pressed. The term originated with the rubber air shutter bulbs used to operate shutters in the old days. B settings are generally used in nighttime and time/motion study photography.
A marked setting (B) that permits the shutter to be kept open for an indefinite period of time.
Shutter speed setting, marked B, that holds open the shutter as long as the release button is held down.
setting for holding the shutter open for any time interval.
The bulbous shape at the end of a thin length. There are bulbs at the top of pipe and practice chanters, and at the bottom of mouthpieces.
the bottom part of the hair follicle.
The torpedo-shaped lead weight on the bottom of the keel or bottom of the hull, that provides the primary the ballast for America's Cup yachts.
The lead-torpedo shape on the bottom of the keel.
A name given to some parts that resemble in shape certain bulbous roots; as, the bulb of the aorta.
the root of a hair, so named because it's wider at the base
Root of a hair, which is wider at its base
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
The upper ridge of the main runner or cross tee with a rectangular, triangular or round configuration. Adds structural load strength to the component.
a nutritional unit that sustains the plant when it is too cold or hot to flower
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Potential flower buried in fall, never to be seen again.