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Eightieth: meaning, definitions and examples

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eightieth

 

[ˈeɪtiəθ ]

Definitions

Context #1 | Adjective

ordinal number

The term 'eightieth' refers to the position that is one less than the eighty-first and one more than the seventy-ninth. It is an ordinal number indicating the sequence of something that is in the eighty position. Ordinal numbers are used to denote the order of elements in a list or sequence, and 'eightieth' is commonly used in both formal and informal contexts. You might encounter this term in celebrations, anniversaries, or rankings.

Synonyms

80th, eighth decade, eightieth part.

Examples of usage

  • She celebrated her eightieth birthday with a grand party.
  • This year marks the eightieth anniversary of the organization.
  • He was the eightieth person to register for the event.
Context #2 | Noun

position in sequence

As a noun, 'eightieth' describes the one that is in the eighth decade of a series. It denotes both literal and figurative meanings. It can refer to the actual state of being number eighty when counting items, ages, or events. This term often appears in discussions involving rankings and listings.

Synonyms

80th, eighty, the 80th one.

Examples of usage

  • His eightieth was a milestone event.
  • In scoreboards, he achieved the eightieth position.
  • They recorded the eightieth entry in the log.

Interesting Facts

Historical Origins

  • The word 'eightieth' comes from 'eight' and the suffix '-ieth' which indicates an ordinal number.
  • Ordinal numbers, like eightieth, have roots in Old English, stemming from the word 'æighth' adjoint with '-eth'.
  • The suffix '-ieth' has been used since Middle English to denote the sequence in which numbers are counted.

Education

  • Understanding ordinal numbers is crucial in learning math, as they help us arrange objects in order.
  • Eightieth is often encountered in applications like identifying positions in races or rankings in competitions.
  • Learning how to use ordinal numbers properly can enhance a child’s ability to communicate effectively about sequences.

Pop Culture

  • In some popular children's media, ordinal numbers like eightieth are often used to teach counting and sequencing in fun ways.
  • Milestone birthdays often reference ordinal numbers; for instance, turning eighty is celebrated as a significant achievement.
  • Sports commentary frequently employs ordinal phrases to describe rankings, making it a key term during competitions.

Mathematics

  • In mathematics, ordinal numbers extend beyond counting to describe types of infinity, showing a hierarchy in size.
  • The concept of a limit is related to ordinal numbers as it helps to determine the behavior of sequences as they approach infinity.
  • Using eightieth as a concept helps illustrate how numbers grow and how we categorize them in different groups.

Language

  • Ordinal numbers like eightieth can differ in language; for example, in Spanish, it translates to 'octogésimo'.
  • They are essential in grammar when writing dates, such as the eightieth of May, which clarifies the specific day.
  • Understanding the nuances of ordinal numbers can help enhance vocabulary and comprehension in multiple languages.

Translations

Translations of the word "eightieth" in other languages:

🇵🇹 octagésimo

🇮🇳 अस्सीवां

🇩🇪 achtzigste

🇮🇩 kedelapan puluh

🇺🇦 вісімдесятий

🇵🇱 osiemdziesiąty

🇯🇵 八十番目 (はちじゅうばんめ)

🇫🇷 quatre-vingtième

🇪🇸 octogésimo

🇹🇷 seksendördüncü

🇰🇷 80번째 (팔십 번째)

🇸🇦 الثمانين (الثمانين)

🇨🇿 osmdesátý

🇸🇰 osemdesiaty

🇨🇳 第八十 (dì bā shí)

🇸🇮 osemdeseti

🇮🇸 áttundi

🇰🇿 сексенші

🇬🇪 ოცდასამოცდათორმეტი (otsdasamotsdatormeti)

🇦🇿 səksəninci

🇲🇽 octogésimo

Word Frequency Rank

At rank #28,492, this word represents specialized academic or technical vocabulary. It's less frequently encountered but may be valuable in specific contexts.