caprolactam

noun
cap·​ro·​lac·​tam | \ ˌka-prō-ˈlak-ˌtam How to pronounce caprolactam (audio) \

Definition of caprolactam

: a white crystalline cyclic amide C6H11NO used especially in making one type of nylon

First Known Use of caprolactam

1944, in the meaning defined above

History and Etymology for caprolactam

caproic acid + lactone + amide

Keep scrolling for more

Learn More about caprolactam

Statistics for caprolactam

Look-up Popularity

Time Traveler for caprolactam

The first known use of caprolactam was in 1944

See more words from the same year

Comments on caprolactam

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

WORD OF THE DAY

to take the place or position of

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!