hydricity

noun2

1. •
   The tendency in a transition metal hydride for an H⁻ ion to transfer to a substrate

   • The hydricity concept applies to the interaction of M-H bonds with CO₂ as well. — 2015
2. •
   The combined use of hydrogen and electricity as a power source

   • But the impact of the hydricity economy goes beyond transportation. — 2005