IG

Immunoglobulin (Medical » Laboratory)

*** Inspector General (Governmental » Police)

*** Inspector General (Governmental » Military)

*** Inspector General (Business » Accounting)

* Interest Group (Internet)

* In Game (Community » Sports)

* Information Given (Business » General)

* Inert Gas (Academic & Science » Chemistry)

* Ideal Gas (Academic & Science » Chemistry)

* Imperial Guard (Governmental » Military)

* Investment Grade (Business » Stock Exchange)

* Italian Greyhound (Medical » Veterinary)

* Image Galleries (Business » Firms)

* Information Gain (Governmental » Military)

* Insulated Gate (Academic & Science » Electronics)

* Insulated Glass (Business » Products)

* IntelliGenetics (Medical » Human Genome)

* IGI, Inc. (Business » AMEX Symbols)

* Inverse Gamma (Academic & Science » Physics)

* Intelligence Group (Community » Educational)

* International Gymnast (Community » Sports)

* In Grace (Community » Religion)

* Interessen Gemeinschaft (Business » Firms)

* Isolated Ground (Academic & Science » Amateur Radio)

* Instant Gratification (Internet » Chat)

* Induction Generator (Academic & Science » Electronics)