vocalics

vocalics

(vəʊˈkælɪks)
n
the non-verbal aspects of voice creation
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Vocalics, how tone of voice changes what is meant, also is problematic for students with learning disabilities.