midi-

combining form

of medium or middle size, length, etcmidibus

Word Origin

C20: from mid-; on the model of maxi and mini

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012