rainbolitical 

1. the study of rain.
2. rainbow
3. special group of people who like to make music and enjoy each other's company.

"that is so rainbolitical"

rainbolitical by dorkfacecolette! March 20, 2008

rainbotical 

in color coded order

my closet is in rainbotical order

rainbotical by rebeculla July 4, 2009

rainbowtical

Adj. Describes an arrangement of things as being in rainbow order (similar to alphabetical)

I like to put my clothes in my closet in rainbowtical order

rainbowtical by Piss on the Floor February 2, 2022

Rainbowetically

When something is arranged by color, following the order of the rainbow.

Sometimes a result of Obsessive Compulsive Disorder.

David felt compelled to arrange his collection of rubber ducks rainbowetically; starting with red, and ending with violet.

Rainbowetically by babblingbob January 30, 2010