noun Date: 1824 an attitude of mind marked by skepticism especially about nearly everything affirmed by others, a tendency to refuse to do, to do the opposite of, or to do something at variance with what is asked, negativist noun or adjective negativistic adjective
NEGATIVISM
Meaning of NEGATIVISM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012