PITCHER n.
A tubular or cuplike appendage or expansion of the leaves of certain plants. American pitcher plants, the species of Sarracenia. See Sarracenia. -- Australian pitcher plant, the Cephalotus follicularis, a low saxifragaceous herb having two kinds of radical leaves, some oblanceolate and entire, others transformed into…
PNEUMATIC; PNEUMATICAL a.
-- Pneumatic elevator, a hoisting machine worked by compressed air. -- Pneumatic pile, a tubular pile or cylinder of large diameter sunk by atmospheric pressure. -- Pneumatic pump, an air-exhausting or forcing pump. -- Pneumatic railway. See Atmospheric railway, under Atmospheric. -- Pneumatic syringe, a stout tube…
PUNCH n.
- Punch press. See Punching machine, under Punch, v. i. -- Punch pliers, pliers having a tubular, sharp-edged steel punch attached to one of the jaws, for perforating leather, paper, and the like.
SCAPHOPODA n.
A class of marine cephalate Mollusca having a tubular shell open at both ends, a pointed or spadelike foot for burrowing, and many long, slender, prehensile oral tentacles. It includes Dentalium, or the tooth shells, and other similar shells. Called also Prosopocephala, and Solenoconcha.
SEGMENTAL a.
ebrates, consisting primarily of the segmental tubes and segmental ducts. (b) (Zoöl.) The tubular excretory organs, a pair of which often occur in each of several segments in annelids. They serve as renal organs, and often, also, as oviducts and sperm ducts. See Illust. under Sipunculacea. -- Segmental tubes (Anat.),…