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Definition of fern
fern
/fɜːrn/
fern
Plural:ferns
•Adjective:ferny
fern Lexical Profile
CEFR
B1
Grade
4
Tier
1
Usage
Top 10k
fern Game Scores & Validity
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WWF
Wordle Guess
• noun
1
A flowerless vascular plant that features feathery or leafy fronds and reproduces by means of spores, typically released from the undersides of the leaves.
Example
"Walking through the damp ancient forest, the hikers admired the vibrant green ferns blanketing the shaded ground."
Synonyms
View all synonyms for fern• Rhymes for fern
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Word Origin & Etymology
From Old English 'fearn', derived from Proto-Germanic '*farnam'. It ultimately traces back to the Proto-Indo-European root '*porno-' meaning 'feather' or 'wing', in reference to the feathery appearance of the plant's fronds.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Fern. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/fern