Subscriber login


Forgot your password?

Library card login

Other

polycyclic

Definition of polycyclic

adjective

  • relating to or resulting from many cycles.
  • Chemistry (of an organic compound) having several rings of atoms in the molecule: polycyclic aromatic hydrocarbons
  • Geology (of a landform or deposit) having undergone two or more cycles of erosion and deposition: there is evidence for polycyclic material in both samples

polycyclic in other Oxford dictionaries

Definition of polycyclic in the US English dictionary
  |  Cite

Word of the day

epithalamium

/ ˌɛpɪθəˈleɪmɪəm /
noun
a song or poem celebrating a marriage …