Meanings
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Thesaurus
Synonyms
3
noun
· one part in seven equal parts
one-seventh
Word family
Forms
Seventhly
Appears in
Etymology
From Middle English seventhe, sefte, from Old English seofoþa, from Proto-West Germanic *sebundō, from Proto-Germanic *sebundô. The -n-, lost in northern Proto-West Germanic, was later reinserted by analogy with seven, equivalent to seven + -th.