adverb
: in a disturbing manner : in a way that upsets or agitates emotionally or tends to throw into disorder
a disturbingly long drought
a disturbingly large incidence of petty thievery
adverb
: in a disturbing manner : in a way that upsets or agitates emotionally or tends to throw into disorder
a disturbingly long drought
a disturbingly large incidence of petty thievery
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012