PHONASTHENIA By N., Pam M.S. - April 7, 2013 1. voice exhaustion, that might be credited to extensive use, general debilitation, or aging. 2. a breathy voice or tone. PHONASTHENIA: "I feel a bout of phonasthenia coming on again." Related Psychology Terms VOICE VOICE DISORDER EMOTIONAL COGNITION PRIMARY AGING PREDICATE ACTIVITY PSYCHOLOGY 2 ATROPHY 1 BREATHY VOICE PARALANGUAGE AUDIBILITY CURVE Cite this page: N., Pam M.S., "PHONASTHENIA," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/phonasthenia/ (accessed July 12, 2020).