reionization
/riːˌʌɪənʌɪˈzeɪʃn/(also reionisation)
noun
1 Physics. The action of ionizing something for a second or further time; an instance of this.
2 Astronomy. The ionization of neutral hydrogen atoms formed during recombination in the early universe (108 to 109 years after the Big Bang). Frequently attributive Compare recombination.
Origin
Early 20th century. From re- + ionization. Compare slightly later reionize.
- within the hour
- within —— distance
- with it
- with might and main
- with one accord
- with one eye on
- with one hand (tied) behind one's back
- with one's back to (or up against) the wall
- with one's bare hands
- with one's compliments
- with one's eyes open
- with one's eyes shut (or closed)
- with one's hand in the cookie jar
- with one's head in the clouds
- with one's heart in one's boots
- with one's nose in the air
- with one's tail between one's legs
- with one's tail up
- with one voice
- with open arms
- with open eyes
- with (or in or having) regard to
- with (or in) reference to
- with (or with all due) respect
- without