vitamin K

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noun plural K vitamins

any of the fat-soluble vitamins, including phylloquinone and the menaquinones, which are essential for the normal clotting of blood

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Which form is used to state an obligation or duty someone has?

shall

should

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Words nearby vitamin K

vitamin D milk, vitamin D-resistant rickets, vitamin E, vitamin G, vitamin H, vitamin K, vitamin K1, vitamin K2, vitamin K3, vitamin M, vitamin P

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

How to use vitamin K in a sentence

“Please, please do not permit this to happen here in Florida,” wrote Cris K. Smith of East Polk County.
Jeb Bush’s Unseen Anti-Gay Marriage Emails|Jackie Kucinich|January 9, 2015|DAILY BEAST
His monotonous music is, really, like the audio soundtrack to a k-hole.
The Cult of Yung Lean: ‘I’m Building An Anarchistic Society From the Ground Up’|Marlow Stern|January 4, 2015|DAILY BEAST
I take calcium and vitamin D supplements, but prescription medications are generally only for women in menopause.
You’re Never ‘Cured’ of an Eating Disorder|Carrie Arnold|December 20, 2014|DAILY BEAST
Only the L, K, and A of the old sign remain stuck to the side of the office.
The Congo's Forgotten Colonial Getaway|Nina Strochlic|December 18, 2014|DAILY BEAST

This at-home blood test kit gives a full reading of antioxidant, fatty acid, or vitamin panels.
Nothing Says I Love You Like Data|The Daily Beast|December 8, 2014|DAILY BEAST
What more could one desire of him, I pray, Than just to hop around and stand for K?
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
Had he not meant the Fleet to shove in K. must have made some reference to the second Division, surely.
Gallipoli Diary, Volume I|Ian Hamilton
In writing K. I try to convey the truth in terms which will neither give him needless anxiety or undue confidence.
Gallipoli Diary, Volume I|Ian Hamilton
Well, to steer a middle course between my duty to my force and my loyalty to K. is not so simple as it might seem.
Gallipoli Diary, Volume I|Ian Hamilton
As a fighting unit they are on their last legs and when they will be set upon their feet again Lord K. knows.
Gallipoli Diary, Volume I|Ian Hamilton

Medical definitions for vitamin K

vitamin K

Any of several fat-soluble compounds that are found in alfalfa, hog liver, fish meal, and vegetable oils and are essential for the production of normal amounts of prothrombin.antihemorrhagic factor

Scientific definitions for vitamin K

vitamin K

Any of a group of fat-soluble vitamins that are involved in the formation of prothrombin and other clotting factors in the liver and are essential for normal clotting of the blood. (The K is derived from the German word koagulation.) Vitamin K is also involved in bone formation and repair. Two forms occur naturally: vitamin K1, which is synthesized by plants, and vitamin K2, which is mainly synthesized by intestinal bacteria. The other forms are synthetic substances with similar chemical structures.