photogenetic,a.rare—1.|ˌfəʊtəʊdʒɪˈnɛtɪk| [f. photo- 1 + genetic.] Having the property of producing or emitting light, luminiferous. 1896Allbutt's Syst.Med. I. 530 The phosphorescence observed on the surface of sea-water, or on decomposing meat or fish, is due to photogenetic bacteria.