What is the meaning of Predecessor?

One who precedes; one who has preceded another in any state, position, office, etc.; one whom another follows or comes after, in any office or position.

A model or type of machinery or device which precedes the current (or later) one. Usually used to describe an earlier, outdated model.

A vertex having a directed path to another vertex

preceding

predecessor

predecessor (something or someone who precedes)

preceding (occurring before or in front of something else)

Source: wiktionary.org