two-thirds
🇺🇸 /ˌtuːˈθɜrdz/
📖 Definitions
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noun
The fraction equal to two parts out of three equal parts; 2/3.
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adjective
Constituting or amounting to two out of three equal parts of a whole.
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adverb
To the extent or degree of two out of three equal parts.
🔗 Details
Word forms
uncountable
Collocations
two-thirds majoritytwo-thirds oftwo-thirds fulltwo-thirds votetwo-thirds rule
Derivatives
two-third
Synonyms
66.7%two out of three
Antonyms
one-third
Commonly confused
two-third
EN: 'Two-third' is occasionally used as an attributive adjective (e.g., 'a two-third majority'), but 'two-thirds' is the standard form in nearly all contexts.
Spelling tips
EN: Always hyphenate 'two-thirds' when used as a compound modifier or noun. The denominator takes a plural '-s' because the numerator is greater than one.
💬 Examples
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Two-thirds of the students passed the exam.
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A two-thirds majority is required to amend the constitution.
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The glass is two-thirds full.