SN = Screen Name
SN = seaman
SN = serial number
sN = Sodium Nitrite
SN can mean
Brussels Airlines IATA code
Sabena, the airline company that was the precursor of Brussels Airlines
Snow METAR Code
Standards Norway (Standard Norge) - the peak standards body of Norway
Stronnictwo Narodowe, Polish political party
Sodium nitrite
Supernova
Sigma Nu fraternity
Surname, an attribute of the LDAP protocol family
Sutta Nipata, a popular book of the Buddhist Pāli canon's Khuddaka Nikaya
One of Jacobi's elliptic functions
SN postcode area, the UK postcode district containing Swindon and much of North Wiltshire
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