pontil mark

English

Noun

pontil mark (plural pontil marks)

(glassblowing) A ring-shaped or irregular scar on a glass object from where it was joined with a pontil or blowpipe. Common on bottles prior to the 1830s.
The mark impressed over this scar by the glassblower.

Synonyms

punty mark, punt mark, pontil scar

See also

moil, mold line

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