A word that expresses a countable quantity; a cardinal numeral.
A generalized kind of number used to denote the size of a set, including infinite sets.
A number used to denote quantity; a counting number; a cardinal.
A character or glyph representing an idea, concept or object.
A type of noun whereby the form refers to the same entity independently of the context; a symbol arbitrarily denotes a referent. See also icon and index.
A signalling event on a communications channel; a signal that cannot be further divided into meaningful information.
An internal identifier used by a debugger to relate parts of the compiled program to the corresponding names in the source code.
A summary of a dogmatic statement of faith.
The numerical expression which defines a plane's position relative to the assumed axes.
A thing considered the embodiment of a concept or object.
To symbolize.