Century Definition

sĕnchə-rē

centuries

noun

centuries

Any period of 100 years, as from 1620 to 1720

Webster's New World

A period of 100 years reckoned from a certain time, esp. from the beginning of the Christian Era (a.d. 1) [a.d. 1 through a.d. 100 is the first century a.d.; a.d. 1801 through a.d. 1900 is the 19th century a.d.; 400 b.c. through 301 b.c. is the 4th century b.c.]

Webster's New World

A unit of the Roman army originally consisting of 100 men.

American Heritage

In ancient Rome.

Webster's New World

One of the 193 electoral divisions of the Roman people.

American Heritage

Synonyms:

Synonyms:
c
one-c
100
hundred
annum
years
centennial
centenary
age
100 years
era

Other Word Forms of Century

Noun

Singular:

century

Plural:

centuries

Origin of Century

Latin centuria a group of a hundred from centum hundred dekm̥ in Indo-European roots

From American Heritage Dictionary of the English Language, 5th Edition
From Latin centuria, from centum (“one hundred”).

From Wiktionary