retentive
/rɪˈtentɪv/adjective
1
- (of a person's memory) having the ability to remember facts and impressions easily（记忆）能记住的; 记忆力强的。
2
- (of a substance) able to absorb and hold moisture（物质）能吸收和保持水分的。
2.1
- chiefly Medicine serving to keep something in place【主医】用于固位的。
派生词
retentively
adverbretentiveness
noun词源
late Middle English: from Old French retentif, -ive or medieval Latin retentivus, from retent- 'held back', from the verb retinere （see RETAIN）.