Meaning of pilus in English:

pilus

Pronunciation /ˈpʌɪləs/

noun

Microbiology
  • A proteinaceous filamentous structure projecting from the surface of a bacterium or other microorganism; specifically (more fully "sex pilus") any of those present singly or in small numbers on the surface of Gram-negative bacteria, which are encoded by conjugative plasmids and play a role in conjugation.

Origin

Mid 18th century (in an earlier sense). From scientific Latin pilus from classical Latin pilus hair.