Found:
Segment
PHONOLOGY: phoneme
SYNTAX: structural/configurational notion. In an adjunction structure like (i), the category A consists of two segments, the upper A and the lower A.
(i) A /| / | B ACf. Exclusion, Dominance.
LIT. | Chomsky, N. (1986b) Lasnik, H. and M. Saito (1992) |