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Wiktionary
lysogeny

n. The incorporation of the nucleic acid of a bacteriophage into that of a host bacterium; sometimes transmitted to daughter cells following lysis

WordNet
lysogeny

n. the condition of a host bacterium that has incorporated a phage into its own genetic material; "when a phage infects a bacterium it can either destroy its host or be incorporated in the host genome in a state of lysogeny" [syn: lysogenicity]