- Of or pertaining to a factory. - Related to factorials.
2 . Factorial
[ n.]
- A name given to the factors of a continued product when
the former are derivable from one and the same function F(x) by
successively imparting a constant increment or decrement h to the
independent variable. Thus the product F(x).F(x + h).F(x + 2h) . . .
F[x + (n-1)h] is called a factorial term, and its several factors take
the name of factorials. - The product of the consecutive numbers from unity up to
any given number.
Meaning of 'factorial' (Princeton's WordNet)
1 . factorial
[ n]
Meaning (1): - the product of all the integers up to and including a given integer