n.
1.communication by the exchange of letters
2.compatibility of observations
3.the relation of correspondence in degree or size or amount
4.a function such that for every element of one set there is a unique element of another set
5.communication by exchange of letters
6.(mathematics) an attribute of a shape or relation
7.similarity by virtue of correspondence
Idiom of the Day
pal around (with someone)
to be friends with someone
I have begun to pal around with a friend from my evening language class.