alicyclic
Concise Oxford English Dictionary © 2008 Oxford University Press:
alicyclic /ˌalɪˈsʌɪklɪk, -ˈsɪk-/
▶adjective Chemistry relating to or denoting organic compounds which have a non-aromatic structure (e.g. cyclohexane).
'alicyclic' also found in these Oxford entries:

