symbols, acronyms & abbreviations



second. Used without a period. A symbol in SI, the International System of Units.


Barry N. Taylor and Ambler Thompson, editors.
The International System of Units (SI) pdf logo
NIST Special Publication 330, 2008 Edition.

“United States version of the English text of the eighth edition (2006) of the International Bureau of Weights and Measures publication Le Système International d’ Unités (SI)” This publication is the definitive guide for the United States, but the ultimate authority is the original, French version. See page 23.


stere. Adopted as the symbol for the stere by the CIPM in 1879¹, abandoned in 1948 when the 9th CGPM (Resolution 7)² changed the symbol for stere to st, to make s available for the second.

1. Procès-Verbaux Comité International des Poids et Mesures, 1879, page 41.

2. Comptes rendus des séances de la 9e Conférence générale des poids et mesures, réunie à Paris en 1948.
Paris : Gauthier-Villars,1949.

Page 70.


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