|a.||1.||(Gram.) Of or pertaining to the theme of a word. See Theme, |
|2.||(Mus.) Of or pertaining to a theme, or subject.|
|Adj.||1.||thematic - relating to or constituting a topic of discourse|
|2.||thematic - of or relating to a melodic subject|
unthematic - not relating to a melodic subject; "there is nothing unthematic in this composition"