Pitch n.
1. A thick, black, lustrous, and sticky substance obtained by boiling down tar. It is used in calking the seams of ships; also in coating rope, canvas, wood, ironwork, etc., to preserve them.
He that toucheth pitch shall be defiled therewith. --Ecclus. xiii. 1.
2. Geol. See Pitchstone.
Amboyna pitch, the resin of Dammara australis. See Kauri.
Burgundy pitch. See under Burgundy.
Canada pitch, the resinous exudation of the hemlock tree (Abies Canadensis); hemlock gum.
Jew's pitch, bitumen.
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.
pitch pine
n 1: large 3-needled pine of southeastern United States having
very long needles and gnarled twisted limbs; bark is
red-brown deeply ridged; an important timber tree [syn:
longleaf pine, southern yellow pine, Georgia pine,
Pinus palustris]
2: large 3-needled pine of the eastern United States and
southeastern Canada; closely related to the pond pine
[syn: northern pitch pine, Pinus rigida]