In Scrabble, an exclamation mark written after a word is used to indicate its presence in the Official Tournament and Club Word List but its absence from the Official Scrabble Players Dictionary, usually because the word has been judged offensive.
The name Emin is the turkish version of arabic name Amen. This name is also popular in Azerbaijan and number of other turkic countries in Central Asia. The name means trustworthy both in arabic, turkish and Azerbaijani.
EMI, or Electro-Magnetic Interference, is defined as unwanted electrical signals and can be in the form of conducted or radiated emissions. Conducted EMI is where the noise travels along the electrical conductors and radiated EMI is where the noise travels through the air as magnetic fields or radio waves.