ˈmɔdjuləs n. (pl. moduli)
Math. 1 a
the magnitude of a real
number without regard to
its sign. b the
positive square root of the
sum of the squares of the real
and imaginary parts of a
complex number. 2 a
constant factor or
ratio. 3 (in number theory) a number used as a
divisor for considering numbers in sets giving the
same remainder when divided by
it. 4 a constant indicating the
relation between a
physical effect and the force producing it. [L, =
measure, dimin. of modus]