Definition of "factorial" in Englisch

noun

1. (mathematics, combinatorics) The result of multiplying a given number of consecutive integers from 1 to the given number. In equations, it is symbolized by an exclamation mark (!). For example, 5! = 1 × 2 × 3 × 4 × 5 = 120.

adjective

1. (mathematics) Of or pertaining to a factor or factorial.

2. Of or pertaining to a factor, a kind of business agent.

3. (dated) Of or pertaining to a factory.