adjective. ['ɪˈluːsɪv'] skillful at eluding capture.
adjective. ['ɪˈluːsɪv'] difficult to describe.
adjective. ['ɪˈluːsɪv'] making great mental demands; hard to comprehend or solve or believe.
adjective. ['ɪˈluːsɪv'] difficult to detect or grasp by the mind or analyze.