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

kinase

play
noun ki·nase \ˈkī-ˌnās, -ˌnāz\

Definition of kinase

  1. :  any of various enzymes that catalyze the transfer of phosphate groups from a high-energy phosphate-containing molecule (as ATP) to a substrate — compare protein kinase




Medical Dictionary

kinase

play
noun ki·nase \ˈkī-ˌnās, -ˌnāz\

Medical Definition of kinase

  1. :  any of various enzymes that catalyze the transfer of phosphate groups from a high-energy phosphate-containing molecule (as ATP or ADP) to a substrate—called also phosphokinase




Learn More about kinase


Seen and Heard

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

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

pince-nez spindrift duvet kittly-benders
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ