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Essential Greek and Latin prefixes for numbers

Word List with 22 words
*By Dictionary.com

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Words in This List

sept
n.
the number seven.
bi
A combining form meaning twice, two, and double.
sex
A combining form, occurring in loanwords from Latin, meaning six sexagenary; on this model used in the formation of compound words.
tri
A combining form meaning three, used in the formation of compound words.
hexa
A combining form meaning six, used in the formation of compound words.
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hept
A combining form meaning seven, used in the formation of compound words.
octo
A combining form occurring in loanwords from Greek and Latin, where it meant eight octagon; octastyle, on this model, used in the formation of compound words, and in chemical terms specialized to mean having eight atoms octavalent.
quadra
A combining form meaning four, used in the formation of words: compound words.
decem
A combining form meaning ten, used in the formation of compound words.
deca
A combining form meaning ten, used in the formation of compound words.
tetra
A combining form meaning four, used in the formation of compound words.
penta
A combining form occurring in loanwords from Greek, meaning five Pentateuch; on this model, used in the formation of compound words pentavalent.
centi
A combining form meaning hundredth or hundred, used in the formation of compound words.
undec
A combining form meaning eleven, used in the formation of compound words.
novem
A combining form meaning nine, used in the formation of compound words.
quinq
A combining form meaning five, used in the formation of compound words.
ennea
A combining form meaning nine, used in the formation of compound words.
dodeca
A combining form meaning twelve, used in the formation of compound words.
tredec
A combining form meaning thirteen, used in the formation of compound words.
uni
A combining form occurring in loanwords from Latin universe, used, with the meaning one, in the formation of compound words unicycle.
mono
A combining form meaning alone, single, one monogamy.
viginti
A combining form meaning twenty, used in the formation of compound words.

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