Definition of early modern in English:

early modern

adjective

  • Of, belonging to, or designating that period of history regarded as the earliest stage of modern history, now usually taken as extending from the late 15th century until the 18th century.

    "Early Modern English": a phase in the history of the English language lasting from approximately 1500–1700.

Origin

Early 19th century; earliest use found in The Examiner.