photoheterotrophic
/ˌfəʊtəʊˌhɛt(ə)rə(ʊ)ˈtrɒfɪk/ /ˌfəʊtəʊˌhɛt(ə)rə(ʊ)ˈtrəʊfɪk/Biology
adjective
Of an organism or its nutrition: using light energy for biosynthesis from organic nutrients; photoorganotrophic.
Origin
1940s; earliest use found in Eugene Isakovich Rabinowitch (1901–1973). From photo- + heterotrophic, after photoautotrophic.