bimetallic

adj

1. (not-comparable)Pertaining to the use of gold and silver to create legal currency.

   “We well suppose that a Minister needs information as to a point which involves the Navy, India, Canada and the bimetallic question.”

2. (not-comparable)More generally, consisting of two metals.

   “"We have a special coupler that joins them together to prevent the bi-metallic corrosion you'd get if the stainless steel and the galvanised steel touched each other. […]"”

noun

1. Anything (especially a nanoparticle) composed of two metals

   “Although the bimetallics that were tested, i.e., Au NPs supported on Ni, Fe and Cu appeared to be more active than the Au/SiO 2 system, only Cu supported Au NPs gave high conversion (ca. 63%) and selectivity (ca. 70%) to HYNE. Introduction Renewable naturally sourced carbohydrates, amino acids and triglycerides are available in vast quantities in our environment.”