Definition of "poststress"

poststress

adjective
not comparable
1. (linguistics) After a stress (emphasis placed on a syllable of a word).
  Quotations
  Thus, the acute accent is typically characterized by an F0-maximum in the prestress syllable and an F0-minimum in the stressed syllable, while for the grave accent the corresponding F0-maximum occurs in the stressed syllable and the F0-minimum in the poststress syllable.
  1996, Ann M. Peters, Sven Strömqvist, “The Role of Prosody in the Acquisition of Grammatical Morphemes”, in James L. Morgan, Katherine Demuth, editors, Signal to Syntax: Bootstrapping From Speech To Grammar in Early Acquisition, New York, NY: Psychology Press, published 2014, page 217