英和和英

発音

• (England, Wales, General Australian, New Zealand) enPR: häv, IPA: /hɑːv/
  • 韻: -ɑːv
• (General American) enPR: hăv, IPA: /hæv/
  • Homophone: have (stressed)
  • 韻: -æv
• (Philadelphia, Baltimore) IPA: /hɛəv/
• (Ireland, Scotland) IPA: /hav/
  • Homophone: have (stressed)
  • 韻: -æv, -ɑːv

動詞

halve (third-person singular simple present halves, present participle halving, simple past and past participle halved)

1. (transitive) To reduce to half the original amount.
   • 1960 December, “Talking of Trains: B.R. safety in 1959”, in Trains Illustrated, page 708:

     These show that since 1946 the fatality rate in train and movement accidents combined has been halved, [...].

   • 2011 November 23, Benjamin Wallace, “The Rise and Fall of Bitcoin”, in Wired‎, San Francisco, Calif.: Condé Nast Publications, →ISSN, →OCLC, archived from the original on 2 January 2025:

     The difficulty of each puzzle would increase as the number of miners increased, which would keep production to one block of transactions roughly every 10 minutes. In addition, the size of each block bounty would halve every 210,000 blocks—first from 50 bitcoins to 25, then from 25 to 12.5, and so on. Around the year 2140, the currency would reach its preordained limit of 21 million bitcoins.

2. (transitive) To divide into two halves.
3. (transitive) To make up half of.
   • 1855, Matthew Arnold, Faded Leaves:

     So far apart their lives are thrown / From the twin soul that halves their own.

4. (architecture, transitive) To join two pieces of timber etc. by cutting away each for half its thickness at the joining place, and fitting together.
5. (golf, transitive) In match play, to achieve a tie or draw on.
   • 1902, Robert Marshall Grade, The Haunted Major:

     I, of course, had no difficulty in doing likewise, and we halved the hole; but the awkward fact remained that I must now gain every hole to win the match, for my opponent's score was "nine up," and there only remained ten holes to play.

   • 2005, Bill Elliott, The Golf Bag Buddy: The Essential On-Course Reference, page 67:

     All that counts is whether you won, lost, or halved the match.

同意語

• (to divide into two halves): dichotomize, dimidiate; see also Thesaurus:bisect

派生語

アナグラム

• Havel, Vahle

名詞

halve

1. alternative form of half

語源 2

名詞

halve

1. alternative form of helve