ar·​che·​go·​ni·​um | \ ˌär-ki-ˈgō-nē-əm How to pronounce archegonium (audio) \
plural archegonia\ ˌär-​ki-​ˈgō-​nē-​ə How to pronounce archegonia (audio) \

Definition of archegonium

: the flask-shaped female sex organ of bryophytes, lower vascular plants (such as ferns), and some gymnosperms

Other Words from archegonium

archegonial \ ˌär-​ki-​ˈgō-​nē-​əl How to pronounce archegonial (audio) \ adjective

First Known Use of archegonium

1854, in the meaning defined above

History and Etymology for archegonium

New Latin, from Greek archegonos originator, from archein to begin + gonos procreation; akin to Greek gignesthai to be born — more at arch-, kin

Keep scrolling for more

Learn More about archegonium

Time Traveler for archegonium

Time Traveler

The first known use of archegonium was in 1854

See more words from the same year

Statistics for archegonium

Cite this Entry

“Archegonium.” Dictionary, Merriam-Webster, Accessed 23 Feb. 2020.

More from Merriam-Webster on archegonium Encyclopedia article about archegonium

Comments on archegonium

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


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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