amphipathic
Concise Oxford English Dictionary © 2008 Oxford University Press:
amphipathic /ˌamfɪˈpaθɪk/ (also amphiphilic /ˌamfɪˈfɪlɪk/)
▶adjective Biochemistry (of a molecule) having both hydrophilic and hydrophobic parts.
'amphipathic' also found in these Oxford entries:

