G2 phase

noun

: the period in the cell cycle from the completion of DNA replication to the beginning of cell division compare g1 phase, m phase, s phase

Word History

Etymology

growth

First Known Use

1968, in the meaning defined above

Time Traveler
The first known use of G2 phase was in 1968

Browse Nearby Words

G
ga
Ga

Cite this Entry

“G2 phase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/G2%20phase. Accessed 10 Jun. 2026.

Medical Definition

G2 phase

noun
: the period in the cell cycle from the completion of DNA replication to the beginning of cell division compare g1 phase, m phase, s phase
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