n.
1.a group of symbols that make a mathematical statement
2.directions for making something
3.a conventionalized statement expressing some fundamental principle
4.a representation of a substance using symbols for its constituent elements
5.something regarded as a normative example
6.a liquid food for infants
7.(mathematics) a standard procedure for solving a class of mathematical problems
Idiom of the Day
come from nowhere
to come as a surprise and with no warning
The truck came from nowhere as we were driving along the road.