damaging adj.
VERBS be, prove | become
ADV. deeply, extremely, gravely, highly, immensely, profoundly, seriously, severely, very This scandal could prove seriously damaging to the government. | quite, rather | possibly, potentially | positively These new measures will do nothing to raise school standards: they may be positively damaging. | economically, environmentally, politically, psychologically Building the proposed new road would be environmentally damaging.
PREP. to Smoking is damaging to health.
You can also check other dicts: damaging (English, 中文解释 ), wordnet sense, Collins Definition