Толковый словарь английского языка Oxford English Reference - concerned

adj. 1 involved, interested (the people concerned; concerned with proving his innocence). 2 (often foll. by that, about, at, for, or to + infin.) troubled, anxious (concerned about him; concerned to hear that). Phrases and idioms as (or so) far as I am concerned as regards my interests. be concerned (often foll. by in) take part. I am not concerned it is not my business. Derivatives concernedly adv. concernedness n.