Mycelial comes from English mycelium, which derives from Latin -um, Latin -us, Old Latin -os, Proto-Italic -os, and Proto-Indo-European -ós, all functioning as masculine nominative singular endings.
mycelial (English): Of or pertaining to the mycelium
Definitions
Of or pertaining to the mycelium
Ancestry of “mycelial”, step by step
mycelial traces back through two separate lines of ancestry.