1. Good at remembering
   "a retentive mind"
   - recollective, long, tenacious 
2. Having the capacity to retain something 
3. Having the power, capacity, or quality of retaining water
   "soils retentive of moisture"

See also: aware, impermeable, mindful, retain, retention, retentively, retentiveness

Antonym: unretentive

• nopal
• Nopalea
• nope
• nor
• nor'-east
• nor'-nor'-east
• nor'-nor'-west
• nor'-west
• Nor-Q-D
• noradrenaline
• Norbert Wiener
• Nord-Pas-de-Calais
• nordic
• noreaster
• Noreg
• norepinephrine
• norethandrolone
• norethindrone
• norethindrone acetate
• norethynodrel
• Norflex
• Norfolk
• Norfolk Island
• loy
• Loya Jirga