chemo-
, chemi-
or before a vowel chem-
combining form (Chemistry) indicating that chemicals or chemical reactions are involved: chemotherapy.
[New Latin, from Late Greek khēmeia; see alchemy]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014