Poverty of Speech
Minimal verbal communication that lacks the additional unprompted content characteristic of normal speech. Also known as alogia.
Example: A depressed man offers no spontaneous commentary during conversation. He replies to direct questions with, at most, one- or two-word answers.
Grinnell, R. (2016). Poverty of Speech. Psych Central. Retrieved on August 28, 2016, from http://psychcentral.com/encyclopedia/poverty-of-speech/