PALISADE n.
Any fence made of pales or sharp stakes. Palisade cells (Bot.), vertically elongated parenchyma cells, such as are seen beneath the epidermis of the upper surface of many leaves. -- Palisade worm (Zoöl.), a nematoid worm (Strongylus armatus), parasitic in the blood vessels of the horse, in which it produces aneurisms,…
PANCREAS n.
tbread, a gland connected with the intestine of nearly all vertebrates. It is usually elongated and light-colored, and its secretion, called the pancreatic juice, is discharged, often together with the bile, into the upper part of the intestines, and is a powerful aid in digestion. See Illust. of Digestive apparatus.…
PARADISE n.
), any flycatcher of the genus Terpsiphone, having the middle tail feathers extremely elongated. The adult male of T. paradisi is white, with the head glossy dark green, and crested. -- Paradise grackle (Zoöl.), a very beautiful bird of New Guinea, of the genus Astrapia, having dark velvety plumage with brilliant meta…
PASSABLE a.
Capable of being passed, traveled, navigated, traversed, penetrated, or the like; as, the roads are not passable; the stream is passablein boats. His body's a passable carcass if it be not hurt; it is a throughfare for steel. Shak.