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perigonium

American  
[per-i-goh-nee-uhm] / ˌpɛr ɪˈgoʊ ni əm /
Also perigone

noun

Botany.

plural

perigonia

  1. the envelope of modified leaves surrounding the antheridia in mosses.

Other Word Forms

  • perigonal adjective
  • perigonial adjective

Etymology

Origin of perigonium

From New Latin, dating back to 1810–20; see origin at peri-, -gonium

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At the top of the axis in the male plant rise the antheridia, surrounded by an envelope of modified leaves called the perigonium.

From Scientific American Supplement, No. 531, March 6, 1886 by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.