Late 19th century; earliest use found in The New Sydenham Society's Lexicon of Medicine and the Allied Sciences. From mycelium + -an. Compare French mycélien.
Definition of mycelian in US English:
mycelian
adjectivemʌɪˈsiːlɪən
Mycology rare
Mycelial.
Origin
Late 19th century; earliest use found in The New Sydenham Society's Lexicon of Medicine and the Allied Sciences. From mycelium + -an. Compare French mycélien.