|pertaining to any of certain large veins of the neck collecting blood from the superficial parts of the head or collecting blood from within the skull|
|a glandular organ functioning in the secretion of bile and metabolic processes such as converting sugars located in the upper right abdominal cavity|
|1.||Compare corm a rounded organ of vegetative reproduction in plants such as the tulip and onion: a flattened stem bearing a central shoot surrounded by fleshy nutritive inner leaves and thin brown outer leaves|
|2.||a plant, such as a hyacinth or daffodil, that grows from a bulb|
|3.||See light bulb|
|4.||a rounded part of an instrument such as a syringe or thermometer|
|5.||anatomy a rounded expansion of a cylindrical organ or part, such as the medulla oblongata|
|6.||Also called: bulbous bow a bulbous protuberance at the forefoot of a ship to reduce turbulence|
|[C16: from Latin bulbus, from Greek bolbos onion]|
A globular or fusiform anatomical structure or enlargement.
|bulb (bŭlb) Pronunciation Key
A rounded underground storage organ that contains the shoot of a new plant. A bulb consists of a short stem surrounded by fleshy scales (modified leaves) that store nourishment for the new plant. Tulips, lilies, and onions grow from bulbs. Compare corm, rhizome, runner, tuber.