leadless

adjective (1)
lead·​less | \ ˈlēd-ləs How to pronounce leadless (audio) \

Definition of leadless

 (Entry 1 of 2)

: not having electrical leads (see lead entry 2 sense 3) … focus on development of leadless pacemaker devices…— Sambit K

leadless

adjective (2)
lead·​less | \ ˈled-ləs How to pronounce leadless (audio) \

Definition of leadless (Entry 2 of 2)

: not containing lead leadless paints

First Known Use of leadless

Adjective (1)

1998, in the meaning defined above

Adjective (2)

1809, in the meaning defined above

Keep scrolling for more

Learn More about leadless

Time Traveler for leadless

Time Traveler

The first known use of leadless was in 1809

See more words from the same year

Statistics for leadless

Cite this Entry

“Leadless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/leadless. Accessed 26 Oct. 2020.

Comments on leadless

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

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
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!