ditto

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The same as stated above or before.
• noun A duplicate; a copy.
• noun A pair of small marks ( ″ ) used to indicate that the word, phrase, or figure given above is to be repeated.
• adverb As before.
• transitive verb To duplicate (a document, for example).

from The Century Dictionary.

• As before; in the same manner; also.
• noun That which has been said; the aforesaid; the same thing: a term used to avoid repetition.
• noun A duplicate.
• noun plural A suit of clothes of the same color or material throughout. Also called ditto-suit.

from the GNU version of the Collaborative International Dictionary of English.

• adverb As before, or aforesaid; in the same manner; also.
• noun 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun That which was stated before, the aforesaid, the above, the same, likewise.
• noun informal A duplicate or copy of a document.
• noun A copy; an imitation.
• noun A symbol, represented by two apostrophes, inverted commas, or quotation marks (" "), when indicating that the item preceding is to be repeated.
• adverb As said before, likewise.
• verb transitive To repeat the aforesaid, the earlier action etc.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb repeat an action or statement
• noun a mark used to indicate the word above it should be repeated