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  • Sn
    Sn
    tin.
  • SN
    SN
    abbreviation
    Secretary of the Navy.
  • sn
    sn
    abbreviation
    Senegal

Sn

1 American  
Symbol, Chemistry.
  1. tin.


SN 2 American  

abbreviation

  1. Secretary of the Navy.

  2. Also sn, s/n screen name.


SN 1 British  

abbreviation

  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 2 British  

symbol

  1. tin

"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 3 British  

abbreviation

  1. Senegal

"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

Etymology

Origin of Sn

From the Latin word stannum


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

One type, called Sn or "lid" waves, moves along the top of the mantle in a region known as the lid.

From Science Daily ● Feb. 20, 2026

Which of the following atoms would be expected to form negative ions in binary ionic compounds and which would be expected to form positive ions: Br, Ca, Na, N, F, Al, Sn, S, Cd?

From Textbooks ● Feb. 14, 2019

Of the five elements Sn, Si, Sb, O, Te, which has the most endothermic reaction?

From Textbooks ● Feb. 14, 2019

Explain why this implies that Sn → A as n → ∞.

From Textbooks ● Mar. 30, 2016

“Professor, I think — I know — that Sn — that someone’s going to try and steal the Stone. I’ve got to talk to Professor Dumbledore.”

From "Harry Potter and the Sorcerer's Stone" by J.K. Rowling

SharkNinja SN 3.96%increase; green up pointing triangle raised its full-year outlook after second-quarter sales rose on strong demand across its product lineup, with growth led by cooking appliances, beauty products and international markets.

From The Wall Street Journal ● Aug. 5, 2026

After SN 2024afav was discovered in December 2024, Las Cumbres Observatory, a worldwide network of 27 telescopes, monitored the explosion for more than 200 days.

From Science Daily ● Jul. 6, 2026

SharkNinja’s SN -0.76%decrease; red down pointing triangle profit surged in the fourth quarter as sales across all four of the company’s product categories rose.

From The Wall Street Journal ● Feb. 11, 2026

The blast, known as SN in GRB 250314A, occurred when the universe was only about 730 million years old.

From Science Daily ● Dec. 28, 2025

I stare at a table of numbers whose columns are labeled DA DN SA SN, and have to flip back and scan for the explanation: Dissimilar Affirmative, Dissimilar Negative, Similar Affirmative, Similar Negative.

From "The Sense of Style" by Steven Pinker

A few moments ago, an injured Roger Federer’s completed sn absurd win from 7 match points down in the fourth set to beat Tennys Sandgren in 5 sets.

From The Guardian ● Jan. 28, 2020

This means that S is some linear function of s1, …, sn, but not a public linear function.

From Nature ● Sep. 12, 2017

But as sn oil producer, E.N.I, has been a bungling flop.

From Time Magazine Archive

"It's the sn ... the porcupine killers," said the solicitor general.

From Attention Saint Patrick by Murray Leinster

The suffixes of all numbers and persons except the dual were in full use throughout, to Coptic; sn, however, giving way to a new suffix, -w, which developed first in the New Kingdom.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 1 "Edwardes" to "Ehrenbreitstein" by Various

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