Is “Priming” a Scrabble word?

1. 1.To prepare a mechanism for its main work.

   “You'll have to press this button twice to prime the fuel pump.”

2. 2.To apply a coat of primer paint to.

   “I need to prime these handrails before we can apply the finish coat.”

3. 3.To be renewed.

Synonyms: ground, undercoat

1. 1.The implicit memory effect in which exposure to a stimulus influences response to a subsequent stimulus.

2. 2.A substance used as a primer.

3. 3.The powder or other combustible used to communicate fire to a charge of gunpowder, as in a firearm.