To pack; to increase the density of; applied particularly to insertion of gold foil or silver amalgam in a cavity prepared in a tooth.
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con·dense kən-'den(t)s vb, con·densed; con·dens·ing vt to make denser or more compact esp to subject to condensation vi
1) to undergo condensation
2) to become visibly dense or more compact <the chromosomes \condense during prophase>
Medical dictionary. 2011.