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EntityQ1573593· pop 17· linked from 6 articles

Also known as Scrupulum

''', meaning a tiny stone (from ' sharp stone), indicates a weight of of a Roman ounce (i.e.) or, by extension, of other measures. Metaphorically, the stone is thought to be sharp and pricking, like a thorn.

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apothecaries' scruple
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''', meaning a tiny stone (from ' sharp stone), indicates a weight of of a Roman ounce (i.e.) or, by extension, of other measures. Metaphorically, the stone is thought to be sharp and pricking, like a thorn. As a weight or a coin, of an , or of an as; i.e. 1.14 grams As a measure of land, of a ; i.e. about As a measure of time, part of an hour, or minutes.

The forms ', ', ' and ' can be found, being also associated with the lines on a draughtboard.

Excerpted from Wikipedia’s “scruple” article, available under the CC BY-SA 4.0 licence.