What does IN stand for?

What does IN mean?

IN	a Batch command intended to precede a [set] argument Computing » DOS Commands
IN	Air Force Component Intelligence Officer (Staff) Governmental » Military
IN	Impulse Noise Governmental » Military
IN	Inch Miscellaneous » Unit Measures
in	Inch Governmental » NASA
IN	Inches Miscellaneous » Unit Measures
IN	India Regional » Countries
IN	Indiana Regional » States
IN	Indiana Northeastern Railroad Company Regional » Railroads
In	Indium Academic & Science » Chemistry
IN	Indonesian Regional » Language Codes (2 Letters)
IN	Infantry Governmental » Military
IN	Influence Net Computing » Databases
IN	Infonet Services Corporation Business » NYSE Symbols
IN	Information Systems Directorate (KSC) Governmental » NASA
IN	Inlet Governmental » NASA
IN	Input Computing » File Extensions
IN	Input Byte or Word Computing » Assembly
IN	Instructor Governmental » Military
IN	Instrument Specialties Governmental » Suppliers
IN	Intelligent Network Computing » Telecom
IN	Intelligent Network Computing » Networking
IN	intranasal Medical » Prescription