Scruple (unit)

The scruple ( ? ) is a small unit in the apothecaries' system , ^[1] derived from the old Roman scrupulum ( lit. ' small pebble ' ) unit ^[2] ( scrupulus / scrupulum ).

Mass unit [ edit ]

The scruple is 1 ⁄ 24 ounce , 1 ⁄ 3 dram , or 20 grains . ^[1] It is therefore equal to 1.2959782 grams . The Roman scruple was somewhat smaller, around 1.14 g.

Volume unit [ edit ]

The fluid scruple is 1 ⁄ 24 fluid ounce , 1 ⁄ 3 fluid dram , 20 minims , or 1 ⁄ 4 teaspoon , or 1 saltspoon . It is therefore equal to 1.2323 milliliters in US customary system.

in imperial customary system equal 1,1839 ml .

References [ edit ]

^ ^a ^b Cardarelli, Francois (2003). Encyclopaedia of Scientific Units, Weights and Measures . London: Springer. pp. 38, 45. ISBN 978-1-4471-1122-1 .
^ "scruple, n. ¹", Oxford English Dictionary, 1st ed. , Oxford: Oxford University Press, 1911

[:0-1] Cardarelli, Francois (2003). Encyclopaedia of Scientific Units, Weights and Measures . London: Springer. pp. 38, 45. ISBN 978-1-4471-1122-1 .

[2] "scruple, n. ¹", Oxford English Dictionary, 1st ed. , Oxford: Oxford University Press, 1911

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[2]

Mass unit [ edit ]

Volume unit [ edit ]

See also [ edit ]

References [ edit ]