'Retentive' definitions:

Definition of 'retentive'

From: WordNet
adjective
Good at remembering; "a retentive mind"; "tenacious memory" [syn: retentive, recollective, long, tenacious] [ant: forgetful, short, unretentive]
adjective
Having the capacity to retain something
adjective
Having the power, capacity, or quality of retaining water; "soils retentive of moisture"

Definition of 'Retentive'

From: GCIDE
  • Retentive \Re*ten"tive\, a. [Cf. F. r['e]tentif.] Having power to retain; as, a retentive memory. [1913 Webster]
  • Nor airless dungeon, nor strong links of iron, Can be retentive to the strength of spirit. --Shak. [1913 Webster]

Definition of 'Retentive'

From: GCIDE
  • Retentive \Re*ten"tive\, n. That which retains or confines; a restraint. [R.] --Bp. Hall. [1913 Webster]