SN, Sn, or s.n. may refer to:

  • SN machine gun
  • SN postcode area, the UK postcode district containing Swindon and much of North Wiltshire
  • n-sphere or Sn
  • Samyutta Nikaya or SN, a Buddhist scripture
  • Serial number
  • Sine nomine or s.n., a Latin term for "without a name"
  • Space Network, a NASA's relay satellite system
  • Standards Norway
  • Stronnictwo Narodowe (National Party), a Polish political party
  • Substantia nigra, a brain structure
  • Supernova
  • Sutta Nipata or Sn, a Buddhist scripture
  • Symmetric group or Sn
  • Tin, a metallic element
  • Brussels Airlines's IATA code
    • Sabena's IATA code
  • Senegal's ISO country code
    • .sn, the ccTLD of Senegal
  • Shona language's ISO 639 alpha-2 code
  • sn, one of Jacobi's elliptic functions
  • sn, the surname attribute of the Lightweight Directory Access Protocol

Other articles related to "sn":

Snēpele Parish
... Snēpele parish (Latvian Snēpeles pagasts) is an administrative unit of the Kuldīga municipality, Latvia ...
List Of Castles In The Ústí Nad Labem Region - K
... Milešovkou Chateau Košťany Chateau Košťálov Castle Krásné Březno Chateau Krásný Buk Castle Krásný Dvůr Chateau Krásný Les Chateau ...
Stannide, Snxy- Ions
... Some examples of stannide Zintl ions are listed below ... Some of them contain 2 centre- 2 electron bonds (2c-2e), others are "electron deficient" and bonding sometimes can be described using polyhedral skeletal electron pair theory (Wade's Rules) where the number of valence electrons contributed by each tin atom is considered to be 2 (the s electrons do not contribute) ...
Binary Alkali and Alkaline Earth Stannides
... When tin is combined with an alkali or alkaline earth metal some of the compounds formed have ionic structures containing monatomic or polyatomic tin anions (Zintl ions), e.g ... Sn4− in Mg2Sn Sn94−in K4Sn9 ...
List Of Supernovae - List
... designation (year) Constellation Apparent magnitude Distance (light years) Type Galaxy Comments SN 185 Centaurus −4 (?) 8,200 Ia (?) Milky Way Surviving description sketchy ... The remnant is probably RCW 86, some 8200 ly distant, making it comparable to SN 1572 ... SN 386 Sagittarius +1.5 14,700 II Milky Way The candidate remnant is G11.2-0.3 ...