Plutons or plutonic bodies are masses of intrusive igneous rock that have solidified underground, as opposed to volcanic (extrusive) rocks that solidify only after erupting onto the surface. Plutonic rocks are characterized by a coarse crystalline...

The term used to describe IGNEOUS ROCK derived from MAGMA that has cooled to solidification below the surface of the earth. See also:...

n. Any process in which a segment is added to a word without etymological justification. Word-initially, intrusion is called prothesis; medially, epenthesis; finally,...

In geology, an intrusion is a body of igneous rock that has crystallized from molten magma below the surface of the Earth. Bodies of magma that solidify underground before they reach the surface of the earth are called plutons, named for Pluto, the...

Best practices for control system security. Intrusion detection systems (IDS) represent a critical piece of security infrastructure you should implement whenever you connect critical systems, such as industrial process control systems, to TCP/IP-based local and wide area networks. They can detect network activity...

M.R. Cheshire Baltimore Afro-American 06-18-1994 An intrusive visit. Motivated by perhaps the purest of emotions - compassion -- five African-American legislators committed a major gaffe last week, a disturbing breech of political etiquette by intervening in the Jacqueline McLean case -- or...

North Korea on Sunday accused South Korean warships of intrusions into its territorial waters, saying the actions were an attempt to undermine a recent accord aimed at easing tensions along the Cold War's last frontier.The North's Navy Command claimed 54 South Korean warships intruded deep...

The nation's top two law enforcement officials acknowledged Friday the FBI broke the law to secretly pry out personal information about Americans. They apologized and vowed to prevent further illegal intrusions.Attorney General Alberto Gonzales left open the possibility of pursuing criminal charges against FBI agents...