What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Contemporaneously vs Simultaneously - What's the difference?

contemporaneously | simultaneously |

As adverbs the difference between contemporaneously and simultaneously

is that contemporaneously is in the same period of time while simultaneously is occurring at the same time.

contemporaneously

English

Adverb

(-)
  • In the same period of time.

    • Usage notes

    For events which occur at precisely the same time, simultaneously is used.

    Synonyms

    * cotemporally

    Related terms

    * contemporaneous

    simultaneously

    English

    Adverb

    (-)
  • Occurring at the same time.
  • *
    • The hens woke up squawking with terror because they had all dreamed simultaneously of hearing a gun go off in the distance.
  • *{{quote-magazine, date=2013-07-19, author=(Timothy Garton Ash)
    • , volume=189, issue=6, page=18, magazine=(The Guardian Weekly) , title= Where Dr Pangloss meets Machiavelli , passage=Hidden behind thickets of acronyms and gorse bushes of detail, a new great game is under way across the globe. Some call it geoeconomics, but it's geopolitics too. The current power play consists of an extraordinary range of countries simultaneously sitting down to negotiate big free trade and investment agreements.}}

    Related terms

    * simultaneity