BULB n.
ow), 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.
BULBIL n.
small or secondary bulb; hence, now almost exclusively: An aërial bulb or deciduous bud, produced in the leaf axils, as in the tiger lily, or relpacing the flowers, as in some onions, and capable, when separated, of propagating the plant; -- called also bulblet and brood bud.
BUNDLE n.
age; a roll; as, a bundle of straw or of paper; a bundle of old clothes. The fable of the rods, which, when united in a bundle, no strength could bend. Goldsmith. Bundle pillar (Arch.), a column or pier, with others of small dimensions attached to it. Weale.
BURNER n.
The part of a lamp, gas fixture, etc., where the flame is produced. Bunsen's burner (Chem.), a kind of burner, invented by Professor Bunsen of Heidelberg, consisting of a straight tube, four or five inches in length, having small holes for the entrance of air at the bottom. Illuminating gas being also admitted at the b…
BURNING n.
the latter with alcohol. -- Burning glass, a conxex lens of considerable size, used for producing an intense heat by converging the sun's rays to a focus. -- Burning house (Metal.), the furnace in which tin ores are calcined, to sublime the sulphur and arsenic from the pyrites. Weale. -- Burning mirror, a concave mi…
BUTTONWOOD n.
The Platanus occidentalis, or American plane tree, a large tree, producing rough balls, from which it is named; -- called also buttonball tree, and, in some parts of the United States, sycamore. The California buttonwood is P. racemosa.