Ditto :: Ditto (n.) The aforesaid thing; the same (as before). Often contracted to do., or to two turned commas (), or small marks. Used in bills, books of account, tables of names, etc., to save repetition..
Ditto :: Ditto (adv.) As before, or aforesaid; in the same manner; also..
Dittology :: Dittology (n.) A double reading, or twofold interpretation, as of a Scripture text..