endergonic endergonic /ˌɛndərˈgɑnɪk/

adjective

1. (biochemistry) of a process accompanied by or requiring the absorption of energy; the products of the process are of greater free energy than the reactants  ( endergonic )
   (biochemistry) of a process accompanied by or requiring the absorption of energy; the products of the process are of greater free energy than the reactants
    Photosynthesis is an endergonic process
   photosynthesis is an endergonic process