Touch-needle
Definition & Meaning
Part of speech noun
Quick meaning: Touch-needle is a noun meaning A small bar of gold and silver, either pure, or alloyed in some known proportion with copper, for testing the purity of gold or silver articles by comparison of the streaks made by the article and the bar on a touchstone.
Meaning
A small bar of gold and silver, either pure, or alloyed in some known proportion with copper, for testing the purity of gold or silver articles by comparison of the streaks made by the article and the bar on a touchstone.
Word Forms
- touch-needles
Related Words
Related dictionary entries include touch, touch-paper, touchpiece, tester, tingle, tick.
Related Dictionary Tools
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
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