[hek-suh-kahy-neys, -neyz]

noun Biochemistry.

an enzyme that catalyzes the phosphorylation of hexose sugars.

Nearby words

  1. hexastyle,
  2. hexasyllable,
  3. hexateuch,
  4. hexavalent,
  5. hexitol,
  6. hexokinase method,
  7. hexone,
  8. hexone base,
  9. hexosamine,
  10. hexosaminidase

Origin of hexokinase

First recorded in 1925–30; hexo(se) + kinase

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for hexokinase


[hĕk′sə-kīnās′, -nāz′, -kĭnās′, -āz′]


A transferase enzyme present in yeast, muscle, and other tissues, that acts during carbohydrate metabolism to catalyze the transfer of phosphate from ATP to glucose and other hexoses.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.