PREJUDICIAL
Meaning of PREJUDICIAL in English
prej ‧ u ‧ di ‧ cial /ˌpredʒəˈdɪʃ ə l◂, ˌpredʒʊˈdɪʃ ə l◂/ BrE AmE adjective formal
having a bad effect on something:
prejudicial testimony
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012