Retro Definition

rĕtrō
retros
adjective
Retroactive.
Retro pay.
American Heritage
Designating, of, or suggesting a style of an earlier time that has been revived.
Webster's New World

Of, or relating to the past, past times, or the way things were.

Wiktionary

Affecting things past; retroactive, ex post facto.

Wiktionary
Synonyms:
noun
retros
Fashion or style, as in music, reminiscent of an earlier time.
American Heritage
Webster's New World

Something, such as a fashion, from the past; a retro trend.

Wiktionary
Wiktionary
prefix
Backward; back.
Retrorocket.
American Heritage Medicine
Situated behind.
Retrolental.
American Heritage Medicine
Contrary to a usual or natural course or direction.
Retrograde.
American Heritage Medicine
Resulting from or effected by reverse transcription.
Retroelement.
American Heritage Medicine
Wiktionary
affix
Backward, back, behind.
Retroact, retroflex.
Webster's New World

Other Word Forms of Retro

Noun

Singular:
retro
Plural:
retroes, retros

Origin of Retro

  • Latin retrō- from retrō backward, behind re- in Indo-European roots

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

  • L < retro, backward < re-, back + -tro, as in intro-

    From Webster's New World College Dictionary, 5th Edition

  • From French rétro.

    From Wiktionary

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