Edi·​a·​car·​an ˌē-dē-ˈa-k(ə-)rən How to pronounce Ediacaran (audio)
variants or less commonly Ediacara
ˌē-dē-ˈa-k(ə-)rə How to pronounce Ediacaran (audio)
: being or belonging to an assemblage of extinct multicellular marine organisms of the Late Precambrian era
Ediacaran fauna
Ediacaran noun

Word History


Ediacara Hills, South Australia

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of Ediacaran was in 1959

Dictionary Entries Near Ediacaran

Cite this Entry

“Ediacaran.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ediacaran. Accessed 3 Feb. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Spell It

Hear a word and type it out. How many can you get right?

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?