Cupiosexuality is a subsection of asexuality. It is defined as someone who does not experience sexual attraction, but still wants a sexual relationship. The romantic equivalent is cupioromantic.

What the flag represents:

Grey shows that this is a subset of asexuality
Purple shows desire for sexual relationships
White shows lack of attraction
Pink shows attraction

What the name comes from:

The prefix cupio- comes from the Latin word 'cupio' meaning I desire/ I long for