• synonyms


[per-i-goh-nee-uh m]
noun, plural per·i·go·ni·a [per-i-goh-nee-uh] /ˌpɛr ɪˈgoʊ ni ə/. Botany.
  1. the envelope of modified leaves surrounding the antheridia in mosses.
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Also per·i·gone [per-i-gohn] /ˈpɛr ɪˌgoʊn/.

Origin of perigonium

From New Latin, dating back to 1810–20; see origin at peri-, -gonium
Related formsper·i·go·ni·al, per·i·go·nal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for perigonium

Historical Examples

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

    Scientific American Supplement, Vol. XXI., No. 531, March 6, 1886