Any process that activates or increases the frequency, rate or extent of chromosome condensation.
Synonyms:
exact_synonym:
positive regulation of eukaryotic chromosome condensation; positive regulation of nuclear chromosome condensation; up regulation of chromosome condensation; up regulation of eukaryotic chromosome condensation; up regulation of nuclear chromosome condensation; upregulation of chromosome condensation; upregulation of eukaryotic chromosome condensation; upregulation of nuclear chromosome condensation
narrow_synonym:
activation of chromosome condensation; activation of eukaryotic chromosome condensation; activation of nuclear chromosome condensation