What does "mycelium" mean?

The vegetative part of any fungus, consisting of a mass of branching, threadlike hyphae, often underground.

What is a synonym for "mycelium"?

Common synonyms include: mycele.

How do you pronounce "mycelium"?

Pronounced //maɪˈsi.li.əm//.

Mycelium

//maɪˈsi.li.əm// noun

noun ·Rare ·Advanced level

Definitions

Noun

1
The vegetative part of any fungus, consisting of a mass of branching, threadlike hyphae, often underground. countable, uncountable
2
the vegetative part of a fungus consisting of a mass of branching threadlike hyphae wordnet

Synonyms

All synonyms

mycele

Example

More examples

"Mycelium products don't agree with me."

Etymology

From New Latin mycelium; synchronically, myc- + -el- + -ium, where the infix -el- is of unknown origin, perhaps introduced from a rebracketing of epithelium.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.