The meaning of the Acronym IMS is...

IMS is

• Ionospheric Measuring System
• Inland Mapping System

More Meanings For IMS:

• Information Management System
• IP multimedia Subsystem
• If Memory Serves
• I Must Say
• Isotope Measuring Systems
• Industrial Methylated Spirit
• Impact Management System
• Intelligent Manufacturing System
• Ion Mobility Spectroscopy
• International Workshop on Interoperability in Multidatabase Systems
• Ionospheric Measuring System
• Inland Mapping System
• Instructional Management System
• Institute of Medical Statistics
• Institute of Management Sciences

IMS is also in:

• Chat
• Chemistry
• Electronics
• General
• IEEE
• Meteorology
• Telecom
• Universities