1. A tropical tree (Canarium ovatum) native to the Philippines, or its edible nuts
   "Pili nuts are rich in healthy oils"

1. Hairlike structure especially on the surface of a cell or microorganism
   "The bacteria's pili allow it to attach to host cells"
    
2. Any of the cylindrical filaments characteristically growing from the epidermis of a mammal
   "Each pilus contains keratin proteins";
   - hair

Derived forms: pilis

Type of: filament, filum, hair

Part of: mammal, mammalian, microorganism

Encyclopedia: Pili, sex