Re Definition

noun
A syllable representing the second tone of the diatonic scale.
Webster's New World
Wiktionary
Synonyms:
preposition
In the matter of; as regards.
Webster's New World
In reference to; in the case of; concerning.
American Heritage

In response to.

Wiktionary
abbreviation
Real estate.
American Heritage
Rupee.
Webster's New World
Reformed Episcopal.
Webster's New World
Right Excellent.
Webster's New World

The ccTLD for Réunion as assigned by the IANA.

Wiktionary
prefix
Again; anew.
Rebuild.
American Heritage
Backward; back.
React.
American Heritage
Used as an intensive.
Refine.
American Heritage
Alternative form of re-.
Wiktionary
symbol
Rhenium.
Webster's New World
affix
Back, returning to a previous state.
Return, relapse, recall.
Webster's New World
Again, anew, over again.
Refurbish, recount, regelation.
Webster's New World
Are.
They're not here; what're you doing?
Webster's New World

Origin of Re

  • Identical to re (“regarding”), via its specialized use in business correspondence, from Latin , ablative of rēs (“thing, matter”).

    From Wiktionary

  • Not an abbreviation for response or reply (though some localizations of email software have taken it that way).

    From Wiktionary

  • Latin ablative of rēs thing rē- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English from Old French from Latin re- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English from Medieval Latin gamut

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin re.

    From Wiktionary