What is the meaning of Antecedent?

Any thing that precedes another thing, especially the cause of the second thing.

A word, phrase or clause referred to by a pronoun.

The conditional part of a hypothetical proposition, i.e. $p\rightarrow q$ , where $p$ is the antecedent, and $q$ is the consequent.

The first of two subsets of a sequent, consisting of all the sequent's formulae which are valuated as true.

The first term of a ratio, i.e. the term a in the ratio a:b, the other being the consequent.

Previous principles, conduct, history, etc.

antecedent (thing that precedes; prior fact, background fact)

antecedent (referent of a word, esp. of a pronoun)

antecedent (condition part of a proposition)

Source: wiktionary.org

See also