thermopile

noun
ther·​mo·​pile | \ ˈthər-mə-ˌpī(-ə)l How to pronounce thermopile (audio) \

Definition of thermopile

: an apparatus consisting of thermocouples combined so as to multiply the effect and used for generating electric currents or determining intensities of radiation

First Known Use of thermopile

1849, in the meaning defined above

History and Etymology for thermopile

pile entry 4

Keep scrolling for more

Learn More about thermopile

Statistics for thermopile

Look-up Popularity

Time Traveler for thermopile

The first known use of thermopile was in 1849

See more words from the same year

More from Merriam-Webster on thermopile

Rhyming Dictionary: Words that rhyme with thermopile

Britannica.com: Encyclopedia article about thermopile

Comments on thermopile

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

WORD OF THE DAY

having no equal

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
Spell It

Can you spell these 10 commonly misspelled words?

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!