As adverbs the difference between cotemporaneously and contemporaneously
is that cotemporaneously is during the same time period while contemporaneously is in the same period of 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