ylem

As nouns the difference between recombination and ylem

is that recombination is combination a second or subsequent time while ylem is in the Big Bang theory, the hot and dense plasma of which the cosmos consisted at the time of recombination in an early stage of its expansion and cooling, when the first atoms formed and photons decoupled, the source of the cosmic background radiation.

As a verb plasma

is .

As a noun ylem is

in the big bang theory, the hot and dense plasma of which the cosmos consisted at the time of recombination in an early stage of its expansion and cooling, when the first atoms formed and photons decoupled, the source of the cosmic background radiation.