Recombination

n.

1.

Combination a second or additional time.

Noun	1.	recombination - (genetics) a combining of genes or characters different from what they were in the parents
	2.	recombination - (physics) a combinng of charges or transfer of electrons in a gas that results in the neutralization of ions; important for ions arising from the passage of high-energy particles

combine, combining, natural philosophy, physical science, physics, recombine