irresistible
adj. B2 Upper Intermediate US //ˌɪɹɪˈzɪstəbəɫ// UK //ɪɹɪsˈɪstəbəl// ir·re·sistible
adj. too strong or attractive to stop or say no to. You use this when you feel you must have something or do something because it is so appealing.
adj. too powerful or convincing to be resisted or opposed. Often used to describe physical attraction, food, or logical arguments that cannot be denied.
The smell of fresh bread is irresistible.
The bakery window was filled with such irresistible treats that I had to stop and buy something.
The defense attorney presented an irresistible case, combining forensic evidence with a narrative so logical that the jury reached a verdict in record time.
Borrowed from Medieval Latin irresistibilis, equivalent to ir- + resistible.
Usage
Often used predicatively after linking verbs like 'be', 'become', or 'feel'.