Mark's definitions
The master of Animated Images. With his nintendo shirt and mx700, Casual is able to show any emotion or comment in one small animation of him self.
by Mark April 5, 2004
Get the Captain Casual mug.Crazy Go Nuts University, involved with sports such as The Golf Culb, basketball, soccer, baseball, and football. The school mascot is The CGNU Dumples. Although CGNU is not commonly known to most people, it is an actual university.
by Mark March 8, 2004
Get the CGNU mug.by Mark November 30, 2003
Get the Crinkler mug.by Mark January 9, 2004
Get the Stroke mug.1 : the time required for half of something to undergo a process: as a : the time required for half of the atoms of a radioactive substance to become disintegrated b : the time required for half the amount of a substance (as a drug or radioactive tracer) in or introduced into a living system or ecosystem to be eliminated or disintegrated by natural processes
2 : a period of usefulness or popularity preceding decline or obsolescence <slang usually has a short half-life>
2 : a period of usefulness or popularity preceding decline or obsolescence <slang usually has a short half-life>
For americium-241, it is known that half of the atoms decay in 458 years. Therefore, 458 years is the half-life of americium-241. Every radioactive element has a different half-life, ranging from fractions of a second to millions of years, depending on the specific isotope. For example, americium-243 has a half-life of 7,370 years.
by Mark January 6, 2004
Get the Half Life mug.by Mark May 13, 2005
Get the giner mug.another word for the anus; not to be confused with the nether eye (a word used by chaucer in the canterbury tales), which refers to a woman's genitalia (read: vagina).
by mark February 2, 2004
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