S phase

noun

Definition of S phase 

: the period in the cell cycle during which DNA replication takes place — compare g1 phase, g2 phase, m phase

First Known Use of S phase

1966, in the meaning defined above

History and Etymology for S phase

synthesis

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The first known use of S phase was in 1966

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S phase

noun

Medical Definition of S phase 

: the period in the cell cycle during which DNA replication takes place — compare g1 phase, g2 phase, m phase

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