SH
# SH

SH, Sh, sH or sh may refer to:

## Businesses and organizations

* FlyMe (IATA airline designator), a defunct airline
* Sacred Heart Cathedral Preparatory, a school in San Francisco, California, USA
* Sonatrach, an Algerian oil company

## Geography

* Saint Helena Island ISO 3166 digram and FIPS PUB 10-4 territory code
* Canton of Schaffhausen, Switzerland
* Schleswig-Holstein, a state of Germany
* Shanghai, China (Guobiao abbreviation SH)
* Shortstown, England
* South Horizons
* State highway

## Language

* sh (digraph), a letter combination used in some languages
   * Voiceless postalveolar fricative [ ʃ ], the sound usually spelt sh in English
* sh (letter), a letter of the Albanian alphabet
* sh, deprecated ISO 639-1 code for the Serbo-Croatian language

## Science, technology, and mathematics

### Computing

* .sh, the country code top-level domain (ccTLD) of Saint Helena
* Lib Sh, a graphics metaprogramming library for C++
* Unix shell, a general command-line shell for Unix
* Bourne shell, a command-line shell for Unix
* Thompson shell, a command-line shell for Unix
* Sharp Corporation's mobile phones in Japan
* SuperH, a Hitachi microcontroller
* An interface type in the IP Multimedia Subsystem
* Sensor Hub

### Other uses in science, technology, and mathematics

* -SH, representing the thiol functional group in a chemical structure diagram
* Hyperbolic sine (sh), a mathematical function
* Siberian High, in meteorology
* Sherwood number, in engineering
* Suslin hypothesis, in mathematical set theory

## Other uses

* Sacrifice hit, in baseball scoring
* Self-harm
* Sheikh, an honorific title in the Arabic language
* Silent Hill, video game franchise of survival horror
* HS or SH Solar Hijri calendar, the modern Iranian calendar
* An abbreviation for shilling
* Sacred Heart University its initials
