Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

white iron

noun

Definition of white iron

1 : iron in thin sheets coated with tin : tinplate
2 : a hard silvery-white pig iron or cast iron having its carbon content almost entirely in combined form

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of white iron

15th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More about white iron

Share white iron

Statistics for white iron

Look-up Popularity

Time Traveler for white iron

The first known use of white iron was in the 15th century

See more words from the same century

Comments on white iron

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

Show Comments  Hide Comments 

WORD OF THE DAY

imbroglio

a complex dispute or argument

Get Word of the Day daily email!

Test Your Vocabulary

Homophone Quiz

  • three-bears-two-of-them-look-like-theyre-whispering-to-a-third-bear-who-looks-chuffed-to-be-the-center-of-attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

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