n.
1.a message written in a secret code
2.a mathematical element that when added to another number yields the same number
3.a quantity of no importance
4.a person of no influence
5.a secret method of writing cipher v.
1.convert ordinary language into code
2.make a mathematical calculation or computation
Idiom of the Day
heart is set on (something)
one desires and expects something
The boy's heart is set on getting a dog for his birthday.