perceptive (adj.)youdaoicibaDictYouDict[perceptive 词源字典]
1650s, from Latin percept-, past participle stem of percipere (see perceive) + -ive. In reference to intelligence from 1860. From mid-15c. as the name of a type of optical instrument. Related: Perceptively; perceptiveness.[perceptive etymology, perceptive origin, 英语词源]