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vitamin B complex

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noun
  1. an important group of water-soluble vitamins containing vitamin B1, vitamin B2, etc.
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Origin of vitamin B complex

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for vitamin b complex

vitamin B complex

noun
  1. a large group of water-soluble vitamins occurring esp in liver and yeast: includes thiamine, riboflavin, nicotinic acid, pyridoxine, pantothenic acid, biotin, choline, folic acid, and cyanocobalaminSometimes shortened to: B complex
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

vitamin b complex in Medicine

vitamin B complex

n.
  1. A group of water-soluble vitamins including thiamine, riboflavin, niacin, pantothenic acid, biotin, pyridoxine, folic acid, inositol, and vitamin B12 and occurring chiefly in yeast, liver, eggs, and some vegetables.B complex
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

vitamin b complex in Science

vitamin B complex

  1. Any of a group of water-soluble vitamins important for normal cell growth and metabolism. The vitamins of the vitamin B complex include thiamine (vitamin B1), riboflavin (vitamin B2), pyridoxine (vitamin B6), cobalamin (vitamin B12), pantothenic acid, niacin, biotin, and folic acid.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.