What is the meaning of chance?

noun

• A possibility due to a favorable combination of circumstances.
  • usage: "the holiday gave us the opportunity to visit Washington"; "now is your chance"
  • synonyms: opportunity
• An unknown and unpredictable phenomenon that causes an event to result one way rather than another.
  • usage: "bad luck caused his downfall"; "we ran into each other by pure chance"
  • synonyms: luck, fortune, hazard
• A risk involving danger.
  • usage: "you take a chance when you let her drive"
• A measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible.
  • usage: "the probability that an unbiased coin will fall with the head up is 0. 5"
  • synonyms: probability
• The possibility of future success.
  • usage: "his prospects as a writer are excellent"
  • synonyms: prospect

verb

• Be the case by chance.
  • usage: "I chanced to meet my old friend in the street"
• Take a risk in the hope of a favorable outcome.
  • usage: "When you buy these stocks you are gambling"
  • synonyms: gamble, risk, hazard, take chances, adventure, run a risk, take a chance
• Come upon, as if by accident; meet with.
  • usage: "We find this idea in Plato"; "I happened upon the most wonderful bakery not very far from here"; "She chanced upon an interesting book in the bookstore the other day"
  • synonyms: find, happen, bump, encounter

adjective

• Occurring or appearing or singled out by chance.
  • usage: "seek help from casual passers-by"; "a casual meeting"; "a chance occurrence"
  • synonyms: casual