n.
1.the strength of a solution
2.the spatial property of being crowded together
3.strengthening the concentration (as of a solute in a mixture) by removing extraneous material
4.increase in density
5.complete attention
6.bringing together military forces
7.great and constant diligence and attention
Idiom of the Day
change hands
to be transferred from one person to another
The pizza restaurant changed hands many times during the last several years.