FAN PALM n.
hamærops humilis of Southern Europe; the species of Sabal and Thrinax in the West Indies, Florida, etc.; and especially the great talipot tree (Corypha umbraculifera) of Ceylon and Malaya. The leaves of the latter are often eighteen feet long and fourteen wide, and are used for umbrellas, tents, and roofs. When cut up,…
FEATHERING n. 3 definitions
A covering of feathers. Feathering float (Naut.), the float or paddle of a feathering wheel. -- Feathering screw (Naut.), a screw propeller, of which the blades may be turned so as to move edgewise through the water when the vessel is moving under sail alone. -- Feathering wheel (Naut.), a paddle wheel whose floats t…
FENNEL n.
nnel (Anthemis Cotula), a foul-smelling European weed; -- called also mayweed. -- Fennel flower (Bot.), an herb (Nigella) of the Buttercup family, having leaves finely divided, like those of the fennel. N.Damascena is common in gardens. N.sativa furnishes the fennel seed, used as a condiment, etc., in India. These see…
FERRO-CONCRETE n.
oncrete strengthened by a core or foundation skeleton of iron or steel bars, strips, etc. Floors, columns, piles, water pipes, etc., have been successfully made of it. Called also armored concrete steel, and reënforced concrete.