furnace

play
noun fur·nace \ˈfər-nəs\

Definition of furnace

  1. :  an enclosed structure in which heat is produced (as for heating a house or for reducing ore)

Recent Examples of furnace from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'furnace.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of furnace

Middle English furnas, from Anglo-French forneise, from Latin fornac-, fornax; akin to Latin formus warm — more at therm


FURNACE Defined for English Language Learners

furnace

play
noun

Definition of furnace for English Language Learners

  • : one for melting metals

  • : one for heating a building or apartment


FURNACE Defined for Kids

furnace

play
noun fur·nace \ˈfər-nəs\

Definition of furnace for Students

  1. :  an enclosed structure in which heat is produced (as for heating a house or melting metals)



Seen and Heard

What made you want to look up furnace? 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

to plunder or ravage

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
True or False

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

TAKE THE QUIZ
Word Winder's CrossWinder

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!