• (a.) Of or pertaining to the trunk, or body.
Relating to the trunk of the body or to any arterial or nerve trunk, etc. ... (05 Mar 2000) ... 
Type: Term Pronunciation: trŭn′kăl Definitions: 1. Relating to the trunk of the body or to any arterial or nerve trunk, etc.
truncal 1. Of or relating to the trunk of the body. 2. Of or relating to an arterial or nerve trunk.
favours trunk and rarely affects limbs.