Institute for Supply Management 
Industrial Security Manual 
Integrated Safety Management 
interstellar medium 
International Safety Management 
Interpretive Structural Modeling 
Industrial, Scientific and Medical 
Information Systems for Management 
Installation Support Module 
Institute of Supervisory Management 
International School of Management 
ISDN Switching Module 
Band Industrial, Scientific and Medica… 
Ideas by Statistical Mechanics 
Independent Subcarrier Method 
Industrial, Scientific, Medical 
Information System Management 
Information Systems Management 
Integrated Sustainment Maintenance 
Integrated Switch Module 
Internet Service Manager 
Internetwork Status Monitor 
Inverse Scattering Method 
Issuer Set Margin 
Auo Airclub AIST-M 
I Sabotage Myself 
I Sponsor Myself 
I, Self, Me 
IATA code for Kissimmee Gateway Airpor… 
IECC System Monitor