PANCREAS n.
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.…
PAVEMENT n.
ent surface for travel; a paved road or sidewalk; a decorative interior floor of tiles or colored bricks. The riches of heaven's pavement, trodden gold. Milton. Pavement teeth (Zoöl.), flattened teeth which in certain fishes, as the skates and cestracionts, are arranged side by side, like tiles in a pavement.…
PECTORAL a.
Having the breast conspicuously colored; as, the pectoral sandpiper. Pectoral arch, or Pectoral girdle (Anat.), the two or more bony or cartilaginous pieces of the vertebrate skeleton to which the fore limbs are articulated; the shoulder girdle. In man it consists of two bones, the scapula and clavicle, on each side.…
PENCIL n.
A slender cylinder or strip of black lead, colored chalk, slate etc., or such a cylinder or strip inserted in a small wooden rod intended to be pointed, or in a case, which forms a handle, -- used for drawing or writing. See Graphite.