- the spores of ferns, formerly supposed to have the power to make persons invisible.
Origin of fern seed
First recorded in 1590–1600
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fern seed
Like other magical plants, mistletoe is gathered at the solstices, when fern-seed is fabled to flame.Magic and Religion
Those who eat of this fern-seed, she remembered as she sank into sleep that night, shall see the fairies!The Wolves of God
It is never known to fail, is made from a fern-seed that I alone can pluck, and is not for sale at any druggist's!
As for Eglantine and King Charming, they never again found use for the fern-seed powder.
A belief in the mystic power of Fern-seed to make the gatherer walk invisible is still extant.Plant Lore, Legends, and Lyrics
- the minute particles by which ferns reproduce themselves, formerly thought to be invisible. Possession of them was thought to make a person invisible
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