菌糸

1. Origins, structure, and basic meaning

• Structure: 菌糸 is read きんし and means a slender, threadlike structure forming the body of a fungus.
• Basic usage: It is used when observing spreading filaments under a microscope or describing white strands extending across the underside of a fallen leaf.

2. Common pitfalls and similar expressions

• Threadlike structures and English number forms
  • 糸(いと) on its own means thread in general. 菌糸 is a biological term for a fungal structure.
  • Its English singular is hypha and its plural is hyphae.