defective virus one that cannot be completely replicated or cannot form a protein coat; in some cases replication can proceed if missing gene functions are supplied by other viruses; see also helper virus.
subjugate - put down by force or intimidation; The government quashes any attempt of an uprising; China keeps down her dissidents very efficiently; The rich landowners subjugated the peasants working the land
Subrogation. The substitution of one person in the place of another with reference to a lawful claim, demand, or right, so that he or she who is substituted succeeds to the rights of the other in relation to the debt or claim, and its rights, remedies, or Securities.