S phase

noun

Cell Biology.

1. the period of the cell cycle prior to mitosis, during which the chromosomes are replicated.

Word History and Origins

Origin of S phase¹

First recorded in 1940–45

Example Sentences

Results from Nuvalent’s Phase 1/2 trial suggest the drug is poised to upend lorlatinib as the premier ALK inhibitor on the market, noting that the company had to halt enrollment in the trial because it was growing too expensive.

Read more on The Wall Street Journal

The company’s phase 2 plant is still awaiting final approval, but the delivery ramp-up in recent months has been impressive and the company delivered around 49,000 units in October, they add.

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AstraZeneca is developing a pill that won’t require an empty stomach, but the success of Merck’s Phase pivotal 3 study suggests that the difference may not much matter.

Read more on Barron's

“First Steps” will mark the beginning of the MCU’s Phase 6.

Read more on Los Angeles Times

The MCU’s Phase 5 will officially conclude on TV with the upcoming series “Ironheart,” which premieres June 24 on Disney+.

Read more on Los Angeles Times