| slovo | definícia |
Pitch coal
(gcide) | Pitch \Pitch\, n. [OE. pich, AS. pic, L. pix; akin to Gr. ?.]
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.
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He that toucheth pitch shall be defiled therewith.
--Ecclus.
xiii. 1.
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2. (Geol.) See Pitchstone.
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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.
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