Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

G1 phase

play
noun \ˌjē-ˈwən-\

Medical Definition of G1 phase

  1. :  the period in the cell cycle from the end of cell division to the beginning of DNA replication—compare g2 phase, m phase, s phase




G1 phase, G2 phase

Medical Definition of G1 phase

  1. —see entries alphabetized as g one phase, g two phase




Learn More about g1 phase


Seen and Heard

What made you want to look up G1 phase? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the Celtic May Day festival

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

prompt maudlin oily angry
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ