Since in Latin mille means "thousand", a millennium lasts 1,000 years. Thus, we're living today at the beginning of the third millennium since the birth of Christ.

A millennium (pl. millennia or millenniums) is a period of one thousand years, one hundred decades, or ten centuries, [1][2] It is also sometimes called a kiloannum (ka) or kiloyear (ky).

Definition of millennium noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

MILLENNIUM meaning: 1. a period of 1,000 years, or the time when a period of 1,000 years ends: 2. the beginning of a…. Learn more.

A millennium is a period of one thousand years, especially one which begins and ends with a year ending in '000', for example the period from the year 1000 to the year 2000.

Millennium Physician Group is one of the largest comprehensive physician-led groups with more than 900+ healthcare providers and 200+ locations throughout Florida. Quickly locate our locations and …

MILLENNIUM meaning: 1 : a period of 1,000 years; 2 : a period of a thousand years counted from the beginning of the Christian era

MILLENNIUM definition: a period of 1,000 years. See examples of millennium used in a sentence.

Nov 6, 2025 · Millennium, a period of 1,000 years. The Gregorian calendar, put forth in 1582 and subsequently adopted by most countries, did not include a year 0 in the transition from bc (years …

List of decades, centuries, and millennia The list below includes links to articles with further details for each millennium, century and decade from 15,000 BC to AD 3000.