wood tar

noun

any tar obtained by the destructive distillation of wood

• Hypernyms: ↑natural resin

• Hyponyms: ↑pine tar

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noun

: tar obtained by the destructive distillation of wood either as a deposit from pyroligneous acid or as a residue from the distillation of the acid or of wood turpentine and used in the crude state as fuel or for preserving rope and wood and for caulking or fractionated to yield creosote, oils, and pitch — compare pine tar

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a dark viscid product obtained from wood by distillation or by slow burning without flame, used in its natural state to preserve timber, rope, etc., or subjected to further distillation to yield creosote, oils, and a final residuum, wood pitch.

[1855-60]

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wood tar noun

A product of destructive distillation of wood, containing paraffins, naphthalene and phenols

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Main Entry: ↑wood

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wood tar,

a dark-brown, poisonous, sticky substance produced by the destructive distillation of wood, and containing resins and turpentine. It yields pyroligneous acid, creosote and oils, and a dark residue (wood pitch) on further distillation. Wood tar is used as a preservative on wood and rope, as a disinfectant, etc.