Eighthとは 意味・読み方・使い方

別の表記

• eight (obsolete)
• eightth (nonstandard)

語源

Inherited from 中期英語 eiȝtthe, from 古期英語 eahtoþa, from Proto-Germanic *ahtudô; equivalent to eight +‎ -th (ordinal suffix).

発音

• (Received Pronunciation) enPR: ātth, IPA: /eɪtθ/
• (General American) enPR: ātth, āth, IPA: /eɪtθ/, /eɪθ/
• (Indic) IPA: /ɛj(ʈ)t̪ʰ/, (pane–pain merger) /e(ʈ)t̪ʰ/
• 韻: -eɪtθ, -eɪθ

形容詞

eighth (not comparable)

1. The ordinal form of the number eight.
   • 2022, “2023 Laws of Chess”, in FIDE‎, page 21:

     Consequently, in the initial position the white pieces and pawns are placed on the first and second ranks; the black pieces and pawns on the eighth and seventh ranks.

   • 2025 February 25, Reuters, “South Korea’s birth rate rose for the first time in 9 years. Is the world’s lowest fertility rate on the rebound?”, in CNN‎, archived from the original on 6 July 2025:

     In 2023, the birthrate fell for the eighth consecutive year to 0.72, the lowest in the world, from 1.24 in 2015, raising concerns over the economic shock to society from such a rapid pace.

同意語

• 8th, 8, VIIIth; (in names of monarchs and popes) VIII

派生語

名詞

eighth (plural eighths)

1. The person or thing in the eighth position.
2. One of eight equal parts of a whole.

   Two bits equals two eighths of a dollar.

3. (slang) An eighth of an ounce, or approximately 3.5 grams, of marijuana or other drugs.
   • 2000, Zadie Smith, White Teeth, London: Penguin Books, published 2001, →ISBN, page 499:

     At midday he’d found an ageing eighth of hash in a drawer, a little bundle of cellophane.

4. An interval by doubling in pitch frequency.

同意語

• (person or thing in the eighth position): eighth one
• (One of eight equal parts): ⅛, half-quarter, henry (for an eighth of an ounce of marijuana in the UK)
• (⅛ oz.): ochava (historical Spanish contexts)
• (twice the frequency): octave

等位語

• (One of eight equal parts): epogdoon (a number greater by a ratio of nine to eight; 1+⁄₈)

動詞

eighth (third-person singular simple present eighths, present participle eighthing, simple past and past participle eighthed)

1. (transitive) To divide by eight.
   • 2013, Raindance Producers' Lab Lo-To-No Budget Filmmaking‎, page 31:

     The first step is to eighth the script out. See figure 3.6 overleaf. Eighthing a script is subjective.

参考

• octave

アナグラム

• Height, Highet, height, highte