[ ahr-ki-goh-nee-uhm ]
/ ˌɑr kɪˈgoʊ ni əm /
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noun, plural ar·che·go·ni·a [ahr-ki-goh-nee-uh]. /ˌɑr kɪˈgoʊ ni ə/. Botany.
the female reproductive organ in ferns, mosses, etc.
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Origin of archegonium
OTHER WORDS FROM archegoniumar·che·go·ni·al, ar·che·go·ni·ate [ahr-ki-goh-nee-it, -eyt], /ˌɑr kɪˈgoʊ ni ɪt, -ˌeɪt/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use archegonium in a sentence
In the female plant there arise at the apex of the stem, surrounded by an envelope of ordinary leaves, several archegonia.
They are also positively chemotactic to the watery extract from archegonia.The Organism as a Whole|Jacques Loeb
Plants with cellular tissue only; both antheridia and archegonia borne upon the plant itself.
In Welwitschia also the megaspore is filled with prothallus-tissue, but single egg-cells take the place of archegonia.
The same moisture which caused the antheridia to open also brings about the opening of the archegonia.How to Know the Ferns|S. Leonard Bastin
British Dictionary definitions for archegonium
/ (ˌɑːkɪˈɡəʊnɪəm) /
noun plural -nia (-nɪə)
a female sex organ, occurring in mosses, spore-bearing vascular plants, and gymnosperms, that produces a single egg cell in its swollen base
Derived forms of archegoniumarchegoniate, adjective
Word Origin for archegonium
C19: from New Latin, from Greek arkhegonos original parent, from arkhe- chief, first + gonos seed, race
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for archegonium
[ är′kĭ-gō′nē-əm ]
The egg-producing organ occurring in bryophytes (such as mosses and liverworts), ferns, and most gymnosperms. The archegonium is a multicellular, often flask-shaped structure that contains a single egg. Compare antheridium.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.