Adeno-associated virus (AAV): a small eukaryoticplugin-autotooltip__default plugin-autotooltip_bigeukaryote: organism whose cells have membrane bound organelles, including the nucleus. virus that is modified and used for research and therapeutic purposes as a geneplugin-autotooltip__default plugin-autotooltip_bigGene: read Chapters 02, 03, 04, 05, and 06 for a definition of gene :-) delivery vectorplugin-autotooltip__default plugin-autotooltip_bigVector: in molecular genetics, a vector is a genetic element (usually an episome of sort such as a plasmid but can be something like a virus) that is used to clone and/or transfer genes into and out of cells.. rAAV stands for “recombinantplugin-autotooltip__default plugin-autotooltip_bigRecombinant: (adj.) Describing something that has undergone recombination, e.g., recombinant DNA or recombinant offspring. “Non-parental” is a synonym when referring to organisms. (n.) Something that has undergone recombination, e.g., “This fly is a recombinant.” AAV”.