What does IM stand for?

What does IM mean?

IM	Inner Marker Governmental » Transportation
IM	Item Maintenance Governmental » Military
IM	Inhaled Medication Medical » Physiology
IM	Island Masters Community
IM	Ill Master Miscellaneous » Unclassified
IM	Imported Material Miscellaneous » Unclassified
IM	Insensitive Munition Governmental » Military
IM	Instrument Management Academic & Science » Electronics
IM	Instant Massage Internet
IM	Interim Maintenance Governmental » Military
IM	Integrally Mounted Governmental » Military
IM	Intermediate Modeling Academic & Science » Ocean Science
IM	Instant Monster Miscellaneous » Funnies
IM	Index Movement Medical » Physiology
IM	Impedance Matcher Academic & Science » Electronics
IM	Item Manager Business » Positions
IM	Intermediate Modulus Academic & Science » Mathematics
IM	Internal Muscular Medical » Physiology
IM	Indeterminate Meaning Community » Law
IM	IMC Corporation Governmental » Suppliers
IM	Instructor Materials Community » Educational
IM	Intermediate Modulation Academic & Science » Amateur Radio
IM	Irwin Maurice Miscellaneous » Names and Nicknames
IM	Image Moderator Miscellaneous » Unclassified
IM	Interoperability And Multi Miscellaneous » Unclassified

IM(abbreviation): instant messaging: a way people can communicate using typed text sent immediately from one computer to another