PITCH n.
Mineral pitch. See Bitumen and Asphalt. -- Pitch coal (Min.), bituminous coal. -- Pitch peat (Min.), a black homogeneous peat, with a waxy luster. -- Pitch pine (Bot.), any one of several species of pine, yielding pitch, esp. the Pinus rigida of North America.
POLYPTOTON n.
A figure by which a word is repeated in different forms, cases, numbers, genders, etc., as in Tennyson's line, -- "My own heart's heart, and ownest own, farewell."
PULSE n.
Any measured or regular beat; any short, quick motion, regularly repeated, as of a medium in the transmission of light, sound, etc.; oscillation; vibration; pulsation; impulse; beat; movement. The measured pulse of racing oars. Tennyson. When the ear receives any simple sound, it is struck by a single pulse of the air,…