hundred

The number 100; ten tens.

Etymology

From Old English hundred, from Proto-Germanic *hundą, from PIE *ḱm̥tóm "hundred," derived from *déḱm̥t "ten" with a collective suffix — literally "a great ten" or "a group of tens." This was the largest round number in the PIE counting system.

The Journey: *ḱm̥tómhundred

PIE~4500 BCE

*ḱm̥tóm

Proto-Germanic~500 BCE

*hundą

Old English~450 CE

hundred

Modern English~1500 CE

hundred

Cognates Across Languages

These words in other languages descend from the same PIE root *ḱm̥tóm. They are not borrowings but independent inheritances from a common ancestor.

LanguageWord
Greekhekatón
Latincentum
Welshcant
Avestansatəm
Russiansto
Sanskritśatám
Old Irishcét
Lithuanianšim̃tas

Did You Know?

The word "hundred" splits Indo-European into two groups: "centum" languages (Latin centum, keeping the k-sound) and "satem" languages (Sanskrit śatám, shifting to s-). This centum-satem divide was one of the earliest classifications of IE languages.

This word descends from the Proto-Indo-European root *ḱm̥tóm. See the full root page for descendant trees, sound law references, and scholarly discussion.

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