electromagnetic interference (EMI) Share this item with your network: EMI (electromagnetic interference) is the disruption of operation of an electronic device when it is in the vicinity of an electromagnetic field (EM field) in the radio frequency (RF) spectrum that is caused by another electronic device. Download this free guide.
Definition of quoit - a ring of iron, rope, or rubber thrown in a game to encircle or land as near as possible to an upright peg., the flat covering sto Definition of quoit - a ring of iron, rope, or rubber thrown in a game to encircle or land as near as possible to an upright peg., the flat covering sto dictionary thesaurus
Wiktionary(0.00 / 0 votes)Rate this definition: 1  quoin(Noun) Any of the corner building blocks of a building, usually larger or more ornate than the surrounding blocks. 2  quoin(Noun) The keystone of an arch. 3  quoin(Noun) A metal wedge which fits into the space between the type and the edge of a chase, and is tightened to fix the metal type in place.