justifier — English Dictionary

Noun

1. One who, or that which, justifies some belief or action.

2. One who pardons and absolves from guilt and punishment.

   Examples

   God, essentially considered, in the person of the Father, is especially the justifier, in respect of judiciary power and authority.

3. A machine, program or algorithm that justifies text by aligning it.

   Examples

   When the operator starts typing the third line, the justifier goes to work on the second.

Noun

1. a person who argues to defend or justify some policy or institution

   Synonyms

   apologistvindicator

   Broader terms

   advocateadvocatorproponentexponent

   Examples

   an apologist for capital punishment