photorespiratory
/ˌfəʊtəʊˈrɛspɪrət(ə)ri/ /ˌfəʊtəʊrɪˈspɪrət(ə)ri/Botany and Biochemistry
adjective
Of, relating to, or evolved by photorespiration.
Origin
1960s; earliest use found in Plant Physiology. From photo- + respiratory, after photorespiration.