Presumptive.
Earlier, either in time or in order.
The first term of a ratio, i.e. the term a in the ratio a:b, the other being the consequent.
An ancestor.
Previous principles, conduct, history, etc.
Any thing that precedes another thing, especially the cause of the second thing.
A word, phrase or clause referred to by a pronoun.
The first of two subsets of a sequent, consisting of all the sequent's formulae which are valuated as true.
The conditional part of a hypothetical proposition, i.e. p→q, where p is the antecedent, and q is the consequent.
Acting as a prelude; preliminary.