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Symbol, Chemistry.
  1. tin.

Origin of Sn

From the Latin word stannum


  1. Secretary of the Navy.
  2. Also sn, s/n. screen name.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sn

Historical Examples

  • He stooped down and wrote in the snow with his finger, SN, 102.

    Back o' the Moon

    Oliver Onions

  • Phot be yez doin' here, young mon, sn'akin' along like a thafe?

    The Missing Tin Box

    Arthur M. Winfield

  • In the middle of the road are the two rocks of Jonathan, the name of one of which is Botsets, and of the other Sn.

  • In the year 1800, it was yielded back to France, under Napoleon, by a secret article in the treaty of Sn.

    Daniel Boone

    John S. C. Abbott

  • Parson, pr′sn, n. the priest or incumbent of a parish: a clergyman: one who is licensed to preach.

British Dictionary definitions for sn


the internet domain name for
  1. Senegal


the chemical symbol for
  1. tin

Word Origin

from New Latin stannum


abbreviation for
  1. Senegal (international car registration)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

sn in Medicine


  1. The symbol for the elementtin

sn in Science


  1. The symbol for tin.


  1. A malleable, silvery metallic element that occurs in igneous rocks. It has a crystalline structure and crackles when bent. Tin is used as an anticorrosion agent and is a part of numerous alloys, including bronze. Atomic number 50; atomic weight 118.71; melting point 231.89°C; boiling point 2,270°C; specific gravity 7.31; valence 2, 4. See Periodic Table. See Note at element.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.