evergreenとは 意味・読み方・使い方

発音

• (英国発音) IPA^(key): /ˈɛvəɡɹiːn/
• (米国発音) enPR: ěvʹərgrēn, IPA^(key): /ˈɛvɚɡɹin/

形容詞

evergreen (not comparable)

1. Of plants, especially trees, that do not shed their leaves seasonally.

   Synonym: sempervirent

   Antonym: deciduous

   • 1902, Henry Van Dyke, The Blue Flower‎^[1]:

     ...these three little creeping vines put forth their hands with joy, and spread over rock and hillock and twisted tree-root and mouldering log, in cloaks and scarves and wreaths of tiny evergreen, glossy leaves.

2. (often figurative) Continually fresh or self-renewing.
   1. (contracts) Being a clause which causes an automatic renewal of a contract unless action is taken.
   2. (computing) Of a document, a piece of software, or a data set: kept continually up to date (as opposed to being published at regular intervals かつ outdated in the meantime)
      • 2014, Peter Gasston, Book of CSS3, 2nd Edition: A Developer's Guide to the Future of Web Design, No Starch Press, →ISBN, page 257:

        Chrome and Firefox are evergreen browsers: they update automatically and version numbers are only used for internal reference.

3. (broadcasting) Suitable for transmission at any time; not urgent or time-dependent.

   Synonym: timeless

   • 2001, Christopher H Sterling, John M Kittross, Stay Tuned, Lawrence Erlbaum Associates, page 654:

     Another change in the news was emphasis on “evergreen” features involving attractive children or animals, parades or fireworks, as well as local developments.

派生語

名詞

evergreen (複数形 evergreens)

1. A shrub or tree that does not shed its leaves or needles seasonally.
   • 1838, [Edward Bulwer-Lytton], chapter I, in Alice or The Mysteries […], volume I, London: Saunders and Otley, […], →OCLC, book I, page 3:

     The lawn before them was gay with evergreens, relieved by the first few flowers and fresh turf of the reviving Spring; […]

   • 1912, Thomas Hardy, “An Imaginative Woman”, in Life’s Little Ironies […], New York, N.Y., London: Harper & Brothers Publishers, →OCLC, page 5:

     Husband and wife walked till they had reached the house they were in search of, which stood in a terrace facing the sea, and was fronted by a small garden of wind-proof and salt-proof evergreens, stone steps leading up to the porch.

2. (specifically, informal) A conifer tree.
   • 1858, Henry David Thoreau, The Maine Woods‎^[2]:

     The spruce and fir trees crowded to the track on each side to welcome us, the arbor- vitae, with its changing leaves, prompted us to make haste, and the sight of the canoe-birch gave us spirits to do so. Sometimes an evergreen just fallen lay across the track with its rich burden of cones, looking, still, fuller of life than our trees in the most favorable positions.

   • 1958 March 31, Chuck Berry (lyrics かつ music), “Johnny B. Goode”, performed by Chuck Berry:

     Deep down in Louisiana, close to New Orleans, / Way back up in the woods among the evergreens, / There stood a log cabin made of earth and wood / Where lived a country boy named Johnny B. Goode

3. (mass media, informal) A news story that can be published or broadcast at any time.

派生語

• Chinese evergreen

派生した語

• → Danish: evergreen
• → Finnish: evergreen
• → Italian: evergreen
• → Swedish: evergreen

動詞

evergreen (三人称単数 現在形 evergreens, 現在分詞 evergreening, 過去形および過去分詞形 evergreened)

1. (patent law, pharmaceuticals) To extend the term of a patent beyond the normal legal limit, usually through repeated small modifications.
2. (banking) To set the repayment rate of a loan at or below the interest rate, so low that the principal will never be repaid.

Further reading

• evergreen on Wikipedia.
• evergreening on Wikipedia.