Definition of bulb

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Bulb (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..

Lern More About Bulb

Iris :: Iris (n.) A genus of plants having showy flowers and bulbous or tuberous roots, of which the flower-de-luce (fleur-de-lis), orris, and other species of flag are examples. See Illust. of Flower-de-luce..
Polyanthus :: Polyanthus (n.) The oxlip. So called because the peduncle bears a many-flowered umbel. See Oxlip. (b) A bulbous flowering plant of the genus Narcissus (N. Tazetta, or N. polyanthus of some authors). See Illust. of Narcissus..
Bulbed :: Bulbed (a.) Having a bulb; round-headed.
Syringed :: Syringe (n.) A kind of small hand-pump for throwing a stream of liquid, or for purposes of aspiration. It consists of a small cylindrical barrel and piston, or a bulb of soft elastic material, with or without valves, and with a nozzle which is sometimes at the end of a flexible tube; -- used for injecting animal bodies, cleansing wounds, etc..
Bulbule :: Bulbule (n.) A small bulb; a bulblet.
Daffodil :: Daffodil (n.) A plant of the genus Narcissus (N. Pseudo-narcissus). It has a bulbous root and beautiful flowers, usually of a yellow hue. Called also daffodilly, daffadilly, daffadowndilly, daffydowndilly, etc..
Ixia :: Ixia (n.) A South African bulbous plant of the Iris family, remarkable for the brilliancy of its flowers..
Hermodactyl :: Hermodactyl (n.) A heart-shaped bulbous root, about the size of a finger, brought from Turkey, formerly used as a cathartic..
Levulin :: Levulin (n.) A substance resembling dextrin, obtained from the bulbs of the dahlia, the artichoke, and other sources, as a colorless, spongy, amorphous material. It is so called because by decomposition it yields levulose..
Psychrometer :: Psychrometer (n.) An instrument for measuring the tension of the aqueous vapor in the atmosphere, being essentially a wet and dry bulb hygrometer..
Lactometer :: Lactometer (n.) An instrument for estimating the purity or richness of milk, as a measuring glass, a specific gravity bulb, or other apparatus..
Hygrodeik :: Hygrodeik (n.) A form of hygrometer having wet and dry bulb thermometers, with an adjustable index showing directly the percentage of moisture in the air, etc..
Bulbiferous :: Bulbiferous (n.) Producing bulbs.
Corm :: Corm (n.) A solid bulb-shaped root, as of the crocus. See Bulb..
Retort :: Retort (v. t.) A vessel in which substances are subjected to distillation or decomposition by heat. It is made of different forms and materials for different uses, as a bulb of glass with a curved beak to enter a receiver for general chemical operations, or a cylinder or semicylinder of cast iron for the manufacture of gas in gas works..
Onion :: Onion (n.) A liliaceous plant of the genus Allium (A. cepa), having a strong-flavored bulb and long hollow leaves; also, its bulbous root, much used as an article of food. The name is often extended to other species of the genus..
Day Lily :: Day lily () A genus of plants (Hemerocallis) closely resembling true lilies, but having tuberous rootstocks instead of bulbs. The common species have long narrow leaves and either yellow or tawny-orange flowers..
Bulb :: Bulb (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..
Jacobaean Lily :: "Jacobaean lily () A bulbous plant (Amaryllis, / Sprekelia, formosissima) from Mexico. It bears a single, large, deep, red, lilylike flower..
Hubble-bubble :: Hubble-bubble (n.) A tobacco pipe, so arranged that the smoke passes through water, making a bubbling noise, whence its name. In India, the bulb containing the water is often a cocoanut shell..
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