Definition of amensalism in English:

amensalism

Pronunciation /eɪˈmɛns(ə)lɪz(ə)m/ /əˈmɛns(ə)lɪz(ə)m/ /aˈmɛns(ə)lɪz(ə)m/

noun

Biology
  • Interaction between two species or groups of organisms in which one is harmed and the other unaffected; an instance of this.

Origin

1950s. From a- + -mensalism.