vitalとは 意味・読み方・使い方

発音

• enPR: vī'təl, IPA^(key): /ˈvaɪtəl/
• 韻: -aɪtəl

形容詞

vital (comparative more vital, superlative most vital)

1. Relating to, or characteristic of life.

   Synonym: lifely

   vital energies; vital functions; vital actions

2. Necessary to the continuation of life; being the seat of life; being that on which life depends.

   The brain is a vital organ.

   • 1590, Edmund Spenser, “Book II, Canto I”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, OCLC 960102938, stanza 12:

     And doen the heavens afford him vitall food?

   • 1925, Seba Eldridge, The Organization of Life (page 164)

     We have argued that organizatory agents are operative in all vital processes, processes that overstep the limits of the physicochemical; […]

   • 1913, Sir Arthur Conan Doyle, The Poison Belt‎^[1]:

     Challenger breathed two or three times with enormous gulps, his lungs roaring as he drew in the vital gas.

3. Invigorating or life-giving.
4. Necessary to continued existence.

   The transition to farming was vital for the creation of civilisation.

5. Relating to the recording of life events.

   Birth, marriage and death certificates are vital records.

6. Very important.

   Synonyms: crucial, necessary, significant; see also Thesaurus:important

   It is vital that you don't forget to do your homework.

   • 2012 December 14, Simon Jenkins, “We mustn't overreact to North Korea boys' toys”, in The Guardian Weekly‎^[2], volume 188, number 2, page 23:

     David Cameron insists that his latest communications data bill is “vital to counter terrorism”. Yet terror is mayhem. It is no threat to freedom. That threat is from counter-terror, from ministers capitulating to securocrats.

   • 2018, Clarence Green; James Lambert, “Advancing disciplinary literacy through English for academic purposes: Discipline-specific wordlists, collocations and word families for eight secondary subjects”, in Journal of English for Academic Purposes, volume 35, DOI:https://doi.org/10.1016/j.jeap.2018.07.004, page 105:

     Vocabulary is a vital component of educational success in both first and second language contexts.

   • 2022 January 12, Benedict le Vay, “The heroes of Soham...”, in RAIL, number 948, page 43:

     Typically for the 'get-on-with-it' era, the railway and military worked like demons to restore the vital rail link. The crater was rapidly filled in and the earth tamped solid, the wreckage was removed by breakdown trains, new rails and sleepers were rushed forward by willing hands, and US Army bulldozers piled in. By 2020 on the same day, both tracks were open for traffic again where there had been a gaping pit just hours before.

7. Containing life; living.

   Synonyms: extant, live, kicking; see also Thesaurus:alive

   • 1667, John Milton, “Book VI”, in Paradise Lost. […], London: […] [Samuel Simmons], […], OCLC 228722708; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, OCLC 230729554:

     spirits that live throughout, vital in every part

   • 1841, Ralph Waldo Emerson, “Self-Reliance”, in Essays: First Series:

     I ought to go upright and vital, and speak the rude truth in all ways.

   • 1715–1720, Homer; [Alexander] Pope, transl., “Book V”, in The Iliad of Homer, volume (please specify |volume=I to VI), London: […] W[illiam] Bowyer, for Bernard Lintott […], OCLC 670734254:

     The dart […] pierced a vital part.

8. Capable of living; in a state to live; viable.
   • 1650, Thomas Browne, Pseudodoxia Epidemica: […], 2nd edition, London: […] A[braham] Miller, for Edw[ard] Dod and Nath[aniel] Ekins, […], OCLC 152706203:

     Pythagoras and Hippocrates […] affirming the birth of the seventh month to be vital.

反意語

• mortal

派生語

関連する語

Further reading

• vital in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
• vital in The Century Dictionary, New York, N.Y.: The Century Co., 1911
• “vital”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.