重要な、形容詞、副詞、名詞の意味、語源など | オックスフォード英語辞典

significant, adj., adv., & n. meanings, etymology and more | Oxford English Dictionary Skip to main content Factsheet Etymology Meaning & use Pronunciation Frequency Compounds & derived words Dictionary Historical Thesaurus Factsheet Quotations Hide all quotations Factsheet What does the word significant mean? There are ten meanings listed in OED's entry for the word significant . See ‘Meaning & use’ for definitions, usage, and quotation evidence. significant has developed meanings and uses in subjects including mathematics (early 1600s) statistics (1880s) See meaning & use How common is the word significant ? About 100 occurrences per million words in modern written English 1750 4.3 1760 4.1 1770 4.3 1780 4.3 1790 3.3 1800 4.5 1810 4.7 1820 5.0 1830 5.3 1840 6.8 1850 9.0 1860 11 1870 11 1880 12 1890 16 1900 18 1910 25 1920 34 1930 50 1940 59 1950 77 1960 100 1970 130 1980 140 1990 140 2000 140 2010 140 See frequency What is the etymology of the word significant ? significant is a borrowing from Latin . Etymons: Latin significant- , significāns , significāre . See etymology What is the earliest known use of the word significant ? Earliest known use mid 1500s The earliest known use of the word significant is in the mid 1500s. OED's earliest evidence for significant is from 1566, in the writing of John Rastell, author and Jesuit. See meaning & use How is the word significant pronounced? British English /sᵻɡˈnɪfᵻk(ə)nt/ suhg-NIFF-uh-kuhnt U.S. English /sᵻɡˈnɪfᵻk(ə)nt/ suhg-NIFF-uh-kuhnt See pronunciation Nearby entries significally, adv. 1911– significance, n. a1400– significance level, n. 1934– significance test, n. 1902– significance testing, n. 1947– significance threshold, n. 1956– significance value, n. 1937– significancy, n. 1577– significand, n. 1942– significans, n. 1953– significant, adj., adv., & n. 1566– significant form, n. 1914– significantly, adv. 1577– significantness, n. 1727– significant other, n. 1940– significate, n. c1449– significate, adj. ?a1475– signification, n. a1398– significational, adj. 1868– significatist, n. 1580–1625 significative, adj. & n. ?a1400– Browse more nearby entries Etymology Thank you for visiting Oxford English Dictionary To continue reading, please sign in below or purchase a subscription. After purchasing, please sign in below to access the content. 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View our subscription options Personal account Access or purchase personal subscriptions Get our newsletter Save searches Set display preferences Sign in Register Institutional access Sign in through your institution Sign in with library card Sign in with username / password Recommend to your librarian Institutional account management Sign in as administrator on Oxford Academic Entry history for significant, adj., adv., & n. significant, adj., adv., & n. was revised in September 2011. significant, adj., adv., & n. was last modified in December 2025. Revision of the OED is a long-term project, and oed.com is a living text, updated every three months. Modifications may include: corrections and revisions to definitions, especially to improve clarity, accuracy, or intelligibility; new or updated quotation evidence, and reverified or redated bibliographical information; new or updated pronunciations (transcriptions and audio files); new or revised etymological information and improved coverage of variant spellings; new senses or phrases added in print and online updates since OED2 (1989). Revisions and additions of this kind were last incorporated into significant, adj., adv., & n. in December 2025. Earlier versions of this entry were published in: OED First Edition (1910) Find out more OED Second Edition (1989) Find out more View significant, a. and n. in OED Second Edition Cite Permanent link: Chicago 18 Oxford English Dictionary , “ ,” , . Copy to clipboard Copied to clipboard MLA 9 “ ” Oxford English Dictionary , Oxford UP, , . Copy to clipboard Copied to clipboard APA 7 Oxford University Press. (n.d.). In Oxford English dictionary . Retrieved , from Copy to clipboard Copied to clipboard Select format to download citation .ris (Papers, Zotero) .enw (EndNote) .txt (RefWorks) Download Contribute Please submit your feedback for significant, adj., adv., & n. Please include your email address if you are happy to be contacted about your feedback. OUP will not use this email address for any other purpose. Section (required) Factsheet Etymology Meaning & use Pronunciation Frequency Compounds & derived words Other Feedback (required) Submit Citation details Factsheet for significant, adj., adv., & n. Browse entry Nearby entries significally, adv. 1911– significance, n. a1400– significance level, n. 1934– significance test, n. 1902– significance testing, n. 1947– significance threshold, n. 1956– significance value, n. 1937– significancy, n. 1577– significand, n. 1942– significans, n. 1953– significant, adj., adv., & n. 1566– significant form, n. 1914– significantly, adv. 1577– significantness, n. 1727– significant other, n. 1940– significate, n. c1449– significate, adj. ?a1475– signification, n. a1398– significational, adj. 1868– significatist, n. 1580–1625 significative, adj. & n. ?a1400– Browse more nearby entries