Common automotive paint code database terms:

Exterior Color:  Outside color of the vehicle (Main Body Color)

Interior Color:  Inside color of the vehicle  (Usually seats, carpet, dashboard, door panels)

2-tone Color:  Generally referring to the outside exterior color with the top and bottom colors usually different from each other

Accent Color:  Generally referring to the molding, door handle, sometimes the bumper and or fender flares colors of the vehicle,

Wheel Color:  What the rims or hubcaps are painted in

G-code:  General Motors short code for the paint color

M-code:  Is a universal number used by Ford for the paint code

Akzo Nobel Stock Number:  Stock number that AkzoNobel ( Sikkens, Lesonal, Wanda, U-Tech) uses to mix the paint for that color    

Axalta Stock Number:  Current or obsolete stock number that Axalta or Old Dupont use(d)(s) to mix the paint for that color  

Basf Stock Number: Stock number that BASF Paints ( Glasurit, Diamont, Onyx, Limco, Baslac) uses to mix the paint for that color

No Mix Stock Number: Stock number that Transtar paints use to mix the paint for that color

PPG Stock Number:  Current or obsolete stock number that PPG use(d)(s) to mix the paint for that color

Prospray Stock Number:  Stock Number that Prospray paints use to mix the paint for that color

Sherwin Williams ( SW)  Stock Number:  Stock number that Sherwin Williams used to use to mix paint for that color

EXT:  Means exterior or outside color. Usually main body color

MFG:  Means manufacturer of the vehicle

Brand:  Means what sales name (example:  General Motors to Chevrolet or Chevrolet to Corvette) is on the of the data you are seeing.

Model: Means what vehicle you are looking at.  (Example Honda --> Acura --> Integra.  Integra is the model)

Oem stock number:   The number you refer to when you order touch up paint from the dealer

Colour:  Is the European spelling of color