Definitions for "Unary operator"
An operator that requires one operand only.
an operator with one operand. See also prefix operator.
(n.) An operator having only one operand. You can use the + (plus) and - (minus) unary operators in absolute, relocatable, and arithmetic expressions.
Keywords:  urn, unicode, uri, uniform, url
Unicode - Uniform Resource Identifier - Uniform Resource Locator - Uniform Resource Name - URI - URL - URN[ edit
a function that takes a single scalar value as its argument