A period of 100 years WordNet 3.0 & Open English WordNet

A century is a period of 100 years. Wikipedia

Period of 100 years. Wikipedia Disambiguation

Unit of time lasting 100 years Wikidata

A period of 100 years. OmegaWiki

A period of 100 consecutive years; often specifically a numbered period with conventional start and end dates, e.g., the twentieth century, which stretches from (strictly) 1901 through 2000, or (informally) 1900 through 1999. The first century AD was from 1 to 100. Wiktionary

100 years. Wiktionary (translation)