nadirとは 意味・読み方・使い方

語源

From Medieval Latin nadir, from Arabic نَظِير السَّمْت (naẓīr as-samt), composed of نَظِير (naẓīr, “counterpart, corresponding to”) and السَّمْت (as-samt, “the zenith”).

発音

• (英国発音) IPA: /ˈneɪˌdɪə(ɹ)/, /ˈnæd.ɪə(ɹ)/, /ˈneɪ.də(ɹ)/, /neɪˈdɪə(ɹ)/
• (米国発音) IPA: /ˈneɪˌdɪɚ/, /ˈneɪ.dɚ/, /neɪˈdɪɚ/
• 韻: -eɪdə(ɹ), -ɪə(ɹ)

名詞

nadir (plural nadirs)

1. The point of the celestial sphere, directly opposite the zenith; inferior pole of the horizon; point of the celestial sphere directly under the place of observation.

   Synonym: antizenith

   Antonym: zenith

   • 1638, Sir Thomas Herbert, Some years travels into divers parts of Asia and Afrique:

     […] when we are Nadyr to the Sunne, we have no ſhadow […]

2. (figuratively) The lowest point; time of greatest depression.

   Synonyms: lowest ebb, slough of despond, trough, bathos

   Antonyms: height, peak

   Near-synonym: dead

   • 1837, Henry Hallam, Introduction to the Literature of Europe in the Fifteenth, Sixteenth, and Seventeenth Centuries:

     […] the seventh century is the nadir of the human mind in Europe […]

   • 1950, Elizabeth Janeway, edited by Helen Hull, The Writer’s Book:

     In this nadir of poetic repute, when the only verse that most people read from one year’s end to the next is what appears on greetings cards, it is well for us to stop and consider our poets.

   • 1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 175:

     The myth describes the dangerous moment of the nadir, the dead of winter, the moment when it is not known whether the world will be re-created and another cycle will bring on another spring.

   • 2025 November 15, Cameron Pugh, “To a T: How Phillip Eng got Boston’s subway system back on track”, in The Christian Science Monitor:

     Trust had reached a nadir.

3. (astronomy) The axis of a projected conical shadow; the direction of the force of gravity at a location; down.

   Synonym: down

   The nadir of the sun is the axis of the shadow projected by the Earth.

4. (beekeeping, archaic) An empty box added beneath a full one in a beehive to give the colony more room to expand or store honey.

   Antonyms: duplet, super

派生語

関連する語

• azimuth, zenith - (both from السَّمْتُ (as-samtu)).

動詞

nadir (third-person singular simple present nadirs, present participle nadiring, simple past and past participle nadired)

1. (transitive, beekeeping) To extend (a beehive) by adding an empty box at the base.

参照

• Henry Taylor (1860), The Beekeepers Manual, page 24

Further reading

• Nadir (disambiguation) on Wikipedia.Wikipedia

アナグラム

• Darin, Drain, Drina, Indra, Nardi, Ndari, Radin, dinar, drain, ranid