Noun retentiveness has 3 senses
- memory, retention, retentiveness - the power of retaining and recalling past experience; "he had a good memory when he was younger"
 --1 is a kind of faculty, mental faculty, module
 --1 has particulars: remembrance, recollection, anamnesis
 
- retentiveness - the property of retaining possessions that have been acquired
 --2 is a kind of acquisitiveness
 
- retentiveness, retentivity, retention - the power of retaining liquid; "moisture retentivity of soil"
 --3 is a kind of impermeability, impermeableness
 --3 has particulars: urinary retention
 
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