daylightとは 意味・読み方・使い方

語源

From Middle English daye-lighte, dey liȝht, dailiȝt, day-liht, dai-liht (also as days lyȝt, daies liht), equivalent to day +‎ light. Cognate with Saterland Frisian Deegeslucht, Daisljoacht (“daylight”), West Frisian deiljocht (“daylight”), Dutch daglicht (“daylight”), German Tageslicht (“daylight”).

発音

• IPA^(key): /ˈdeɪlaɪt/
• 韻: -aɪt

名詞

daylight (countable かつ uncountable, 複数形 daylights)

1. The light from the Sun, as opposed to that from any other source.
2. A light source that simulates daylight.
3. (countable, photometry) The intensity distribution of light over the visible spectrum generated by the Sun under various conditions or by other light sources intended to simulate natural daylight.
4. The period of time between sunrise and sunset.

   We should get home while it's still daylight.

5. Daybreak.

   We had only two hours to work before daylight.

   • 1835, Sir John Ross; Sir James Clark Ross, Narrative of a Second Voyage in Search of a North-west Passage …, Volume 1, pages 284-5:

     Towards the following morning, the thermometer fell to 5°; and at daylight, there was not an atom of water to be seen in any direction.

6. Exposure to public scrutiny.

   Budgeting a spy organization can't very well be done in daylight.

7. A clear, open space.

   All small running backs instinctively run to daylight.

   He could barely see daylight through the complex clockwork.

   Finally, after weeks of work on the project, they could see daylight.

8. (countable, machinery) The space between platens on a press or similar machinery.

   The minimum and maximum daylights on an injection molding machine determines the sizes of the items it can make.

9. (figuratively) Emotional or psychological distance between people, or disagreement.

   We completely agree. There's no daylight between us on the issue.

   • 2023 February 17, Michelle Goldberg, “What Fox News Says When You’re Not Listening”, in The New York Times‎^[1], →ISSN:

     Sometimes hosts are a little saltier when the cameras aren’t rolling, but I don’t recall ever hearing any daylight between the views they express on-air and off.

10. The gap between the top of a drinking-glass and the level of drink it is filled with.

    Coordinate term: heeltap

同意語

• (light from the Sun): sunlight, sunshine
• (period between sunrise かつ sunset): daytime; see also Thesaurus:daytime
• (daybreak): dayspring, sunrise; see also Thesaurus:dawn

反意語

• night
• darkness

派生語

参照

• (gap between glass かつ drink): 1873, John Camden Hotten, The Slang Dictionary

動詞

daylight (三人称単数 現在形 daylights, 現在分詞 daylighting, 過去形および過去分詞形 daylighted または daylit)

1. To expose to daylight
   • 1895 May 7, H[erbert] G[eorge] Wells, “Chapter 7”, in The Time Machine: An Invention, New York, N.Y.: Henry Holt and Company, →OCLC:

     […] the Morlocks, subterranean for innumerable generations, had come at last to find the daylit surface intolerable.

   • 1953, C. S. Lewis, chapter 15, in The Silver Chair, Collins, published 1998:

     […] she was not looking at the daylit, sunny world which she so wanted to see.

2. (architecture) To provide sources of natural illumination such as skylights or windows.
3. To allow light in, as by opening drapes.
4. (landscaping, civil 工学) To run a drainage pipe to an opening from which its contents can drain away naturally.
5. (intransitive) To gain exposure to the open.

   The seam of coal daylighted at a cliff by the river.

   • 1964 October, “Letters: A US lesson in high-capacity freight stock”, in Modern Railways, page 233:

     Tunnels were enlarged or daylighted and clearances generally greatly improved.

参考

• dawn
• sunrise
• sunset

アナグラム

• light day