vitamin B

noun

Definition of vitamin B

  1. 1 :  vitamin b complex

  2. 2 or vitamin B1 play \-ˈbē-ˈwən\ :  thiamine

First Known Use of vitamin b

circa 1920


Medical Dictionary

vitamin B

noun

Medical Definition of vitamin B

  1. 1:  vitamin b complex

  2. 2:  any of numerous members of the vitamin B complex; especially :  thiamine


Seen and Heard

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

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

sad or melancholy

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

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!