Merriam-Webster Logo
SINCE 1828
Menu
×

citrovorum factor

noun ci·trov·o·rum factor \ sə-ˈträ-və-rəm- \

Definition of citrovorum factor

: a metabolically active form of folic acid that has been used in cancer therapy to protect normal cells against methotrexate

Origin and Etymology of citrovorum factor

New Latin citrovorum, specific epithet of Leuconostoc citrovorum, bacterium that requires this form of folic acid

Medical Dictionary

citrovorum factor

noun ci·trov·o·rum factor \ sə-ˈträv-ə-rəm- \

medical Definition of citrovorum factor

: leucovorin

Seen and Heard

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

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

effigy

play

a figure representing a hated person

Get Word of the Day daily email!

TRENDING NOW

  1. asylum 'protection from arrest and extradition given especially to political refugees'

  2. insubordinate 'disobedient to authority'

  3. promulgate 'to make known by open declaration'

  4. epochal 'momentous or unparalleled'

  5. clemency 'merciful treatment of someone who could be given harsh punishment'

SEE ALL

BROWSE DICTIONARY

citrovorum factor

Test Your Vocabulary

Words for Summer: A Quiz

  • a-closeup-of-a-sunflower
  • Which of the following words means “of or relating to summer”?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Dictionary Devil

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

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games