A Distribution whose variables can take on only discrete values. Abramowitz and Stegun (1972, p. 929) give a table of the parameters of most common discrete distributions.
See also Bernoulli Distribution, Binomial Distribution, Continuous Distribution, Distribution, Geometric Distribution, Hypergeometric Distribution, Negative Binomial Distribution, Poisson Distribution, Probability, Statistics, Uniform Distribution
References
Abramowitz, M. and Stegun, C. A. (Eds.).
Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing.
New York: Dover, pp. 927 and 929, 1972.