What does "metavariable" mean?

A symbol or string of symbols belonging to a metalanguage and standing for elements of some object language.

What is a synonym for "metavariable"?

Common synonyms include: variable symbol.

noun

noun ·Rare ·Advanced level

Noun

1
A symbol or string of symbols belonging to a metalanguage and standing for elements of some object language.
"The pragmatic process of substitution requires some given context to provide an appropriate substituend for a metavariable projected by a pronoun."

"The pragmatic process of substitution requires some given context to provide an appropriate substituend for a metavariable projected by a pronoun."

From meta- + variable.