Greek-English translations for τυχαίος

• random
  The party was boring. It was full of randoms
  The flip of a fair coin is purely random.
  The newspaper conducted a random sample of five hundred American teenagers.
• casual
  They only had casual meetings
  The purchase of donuts was just a casual expense
  He was just a casual worker
• arbitrary
  Benjamin Franklins designation of "positive" and "negative" to different charges was arbitrary
  The decision to use 18 years as the legal age of adulthood was arbitrary, as both age 17 and 19 were reasonable alternatives
  The equation is true for an arbitrary value of x
• chance
  We had the chance to meet the president last week
  Why leave it to chance when a few simple steps will secure the desired outcome?
  There is a 30 percent chance of rain tomorrow