backprime

Etymology 1
From, compare.

Noun

 * 1)  The $⟨⟩$ or $⟨⟩$ symbol; a reversed prime.

Etymology 2
From.

Verb

 * 1)  To add (a secondary infusion) to a patient by priming it with fluid from the primary infusion.
 * 2)  To apply a layer of primer to the back side of (a surface).
 * 1)  To apply a layer of primer to the back side of (a surface).