a 'quisling'
quisling
One term that defines an acid is that it has high concentration of H+ (Hydrogen ions). Another term that defines an acid is that it has a high concentration.
Someone who co-operates secretly with an enemy occupying force
a collaborator
A mapping.
Matter Matter is the term that defines as anything that has mass and takes up space.Matter
Collaborator - novel - was created in 2003-09.
the study of currency
the costs of operating
the study of currency
definition