Definition of aggressin in English:

aggressin

(also agressin, aggressine)

noun

Microbiology
  • Any of various products or components of microorganisms that increase virulence, especially by causing inhibition or evasion of the host's defences.

Origin

Early 20th century; earliest use found in American Medicine. From German Aggressin from aggress- (in Aggression, aggressiv, etc.) + -in.

Pronunciation:

aggressin

/əˈɡrɛsɪn/