retentiveness 持水性
剩磁
retentiveness[ noun ]- the power of retaining and recalling past experience
<noun.cognition>
he had a good memory when he was younger
- the property of retaining possessions that have been acquired
<noun.attribute>
- the power of retaining liquid
<noun.attribute>
moisture retentivity of soil
Retentiveness \Re*ten"tive*ness\, n.
The quality of being retentive.