[re.ten.tive] adj [ME retentif, fr. MF & ML; MF, fr. ML retentivus, fr. L retentus, pp. of retinere] (14c): having the power, property, or capaci ty of retaining "soils ~ of moisture"; esp: retaining knowledge easily -- re.ten.tive.ly adv -- re.ten.tive.ness n
RETENTIVE
Meaning of RETENTIVE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012