Found:

Designated terminal element

PHONOLOGY: in a tree the designated terminal element (DTE) is that terminal element in a given constituent that is exclusively dominated by strong nodes; it is the most prominent element of a given constituent. EXAMPLE: in the English word achromatic the syllable -ma- is the designated terminal element:

	   / \
	  w   s
 	 / \  /\
	s   w s w
	achromatic