millennium has definitions from the fields of New Testament,Christianity
1
[ noun ] a span of 1000 years

Used in print

(Chester G. Starr, The Origins of Greek Civili...)

Those modern scholars who urge that we must keep in mind the fundamental continuity of Aegean development from earliest times - granted occasional irruptions of peoples and ideas from outside - are correct ; but all_too many observers have been misled by this fact into minimizing the degree of change which took_place in the early first millennium .

(J. H. Hexter, "Thomas More: On the Margins...)

The actual function of patristic civilian canonist scholastic communism was adequately set_forth by St._Gregory almost a millennium before More wrote Utopia .

(Robert Heinlein, Stranger in a Strange Land....)

Their meditations were approaching a violent cusp that would shape Martian art for many millennia .

Related terms

time_period century

2
[ noun ] (New Testament) in Revelations it is foretold that those faithful to Jesus will reign with Jesus over the earth for a thousand years; the meaning of these words have been much debated

Related terms

future doctrine New_Testament

3
[ noun ] the 1000th anniversary (or the celebration of it)

Related terms

anniversary

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