Home › Words › M › microalloymicroalloymicroalloy means an alloy made with very small quantities of elements.EtymologyFrom micro- + alloy.nounAn alloy made with very small quantities of elements.An element used in very small quantities in an alloy.e.g.“Today, the use of niobium as a microalloy is estimated to account for about 95% of production.” — 1992, Advanced Materials & Processes, volume 142, page 34:verbTo add elements to an alloy in much smaller quantities than normal.e.g.“The purpose of this step is to microalloy the aluminum and gold metallizations into the silicon to insure the lowest possible contact resistance […]” — 1978, T. F. Leedy, Yan M. Liu, Microelectronic Processing Laboratory at NBS (volume 13, page 23)Definitions & examples from Wiktionary (CC BY-SA 3.0).