immiseration
Concise Oxford English Dictionary © 2008 Oxford University Press:
immiseration /ɪˌmɪzəˈreɪʃ(ə)n/
▶noun formal economic impoverishment.
– derivatives
immiserate verb.
immiserate verb.
– origin 1940s: translating Ger. Verelendung.
'immiseration' also found in these Oxford entries:

