contemporaneous

Adjective

Synonyms: contemporary coetaneous coeval

WordNet 3.0

Adjective (2)

occurring in the same period of time“a rise in interest rates is often contemporaneous with an increase in inflation”“the composer Salieri was contemporary with Mozart”Synonyms: contemporary
of the same periodSynonyms: coetaneous coeval

Webster's Dictionary (GCIDE)

Contemporaneous \Con*tem`po*ra"ne*ous\, a. [L. contemporaneus; con- + tempus time. See Temporal, and cf. Contemporaneous.] Living, existing, or occurring at the same time; contemporary. [1913 Webster]

The great age of Jewish philosophy, that of Aben Esra, Maimonides, and Kimchi, had been contemporaneous with the later Spanish school of Arabic philosophy. --Milman -- Con*tem`po*ra"ne*ous*ness, n. [1913 Webster]