Meanings
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1
adj
the ordinal number of sixty in counting order
A sixtieth part is a small fraction.
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2
noun
one part in sixty equal parts
A sixtieth part is a small fraction.
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3
noun
position 60 in a countable series of things
A sixtieth part is a small fraction.
Thesaurus
Synonyms
2
noun
· one part in sixty equal parts
one-sixtieth
Etymology
From earlier sixteth, from Middle English sixtithe; equivalent to sixty + -eth. For the modern form, see the etymological notes at twentieth.