epochとは 意味・読み方・使い方
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意味・対訳 新紀元、(画期的な)時代、画期的な出来事、重要な事件、世
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epochの学習レベル | レベル:6英検:準1級以上の単語学校レベル:大学以上の水準TOEIC® L&Rスコア:730点以上の単語大学入試:最難関大対策レベル |
研究社 新英和中辞典での「epoch」の意味 |
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地学のほかの用語一覧
- 履歴機能過去に調べた
単語を確認! - 語彙力診断診断回数が
増える! - マイ単語帳便利な
学習機能付き! - マイ例文帳文章で
単語を理解!
PDQ®がん用語辞書 英語版での「epoch」の意味 |
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EPOCH
対訳 EPOCH
原文
an abbreviation for a chemotherapy combination used to treat aggressive forms of non-hodgkin lymphoma, including mantle cell lymphoma. it includes the drugs etoposide, prednisone, vincristine (oncovin), cyclophosphamide, and doxorubicin hydrochloride (hydroxydaunorubicin). also called epoch regimen.
日本語訳
マントル細胞リンパ腫など、侵攻性非ホジキンリンパ腫の治療に用いられるある併用化学療法の略称。具体的には、エトポシド、プレドニゾン、ビンクリスチン(oncovin)、シクロホスファミド、塩酸ドキソルビシン(ヒドロキシダウノルビシン)という薬物が使用される。「epoch regimen(epochレジメン)」とも呼ばれる。
Wiktionary英語版での「epoch」の意味 |
epoch
語源
From Medieval Latin epocha, from Ancient Greek ἐποχή (epokhḗ, “a check, cessation, stop, pause, epoch of a star, i.e., the point at which it seems to halt after reaching the highest, かつ generally the place of a star; hence, a historical epoch”), from ἐπέχω (epékhō, “I hold in, check”), from ἐπι- (epi-, “upon”) + ἔχω (ékhō, “I have, hold”).
発音
名詞
- A particular period of history, or of a person's life, especially one considered noteworthy or remarkable.
- 1834, L[etitia] E[lizabeth] L[andon], Francesca Carrara. […], volume I, London: Richard Bentley, […], (successor to Henry Colburn), OCLC 630079698, page 198:
- I grew bitter in my words—I believed the worst of everyone; nay, I sometimes doubted the affection of my kind, my indulgent parents. But let me hastily pass over this vain and profitless epoch,—the fierce tempest, and the weary calm, were but the appointed means by which I reached the harbour of faith and rest.
- 1924, F. Hopman, transl., The Waning of the Middle Ages, translation of Herfsttij der Middeleeuwen by Johan Huizinga:
- A notable event which marks the beginning of such a period.
- (chronology, astronomy, computing) A specific instant in time, chosen as the point of reference or zero value of a system that involves identifying instants of time.
- Coordinate term: (cartography, 工学) datum
- UNIX epoch; J2000 epoch
- 2000, Carl D. Murray; Stanley F. Dermott, Solar System Dynamics[1], Cambridge University Press, →ISBN:
- Appendix A gives formulae for the calculation of the orbital elements of the planets at any time referred to the mean ecliptic and equinox of the epoch of noon on 1st January 2000; this is called the J2000 epoch.
- 2016, Preston Miller; Chapin Bryce, Learning Python for Forensics, Packt Publishing Ltd, →ISBN, page 281:
- There are two major epoch times associated with most timestamps:
1970-01-01 00:00:00
and1601-01-01 00:00:00
. The first, starting in 1970, is traditionally referred to as POSIX time as it is a common timestamp in UNIX and UNIX-like systems.
- (geology) A geochronologic unit of hundreds of thousands to millions of years; a subdivision of a period, and subdivided into ages (または sometimes subepochs).
- 2012 January, Donald Worster, “A Drier and Hotter Future”, in American Scientist[2], volume 100, number 1, page 70:
- Phoenix and Lubbock are both caught in severe drought, and it is going to get much worse. We may see many such [dust] storms in the decades ahead, along with species extinctions, radical disturbance of ecosystems, and intensified social conflict over land and water. Welcome to the Anthropocene, the epoch when humans have become a major geological and climatic force.
- (machine learning) One complete presentation of the training data set to an iterative machine learning algorithm.
- 2021, Joe Papa, PyTorch Pocket Reference, O'Reilly Media, →ISBN:
- For now, let's test and evaluate our GAN by comparing the results from the first epoch with the generated images from the last epoch.
派生語
動詞
epoch (三人称単数 現在形 epochs, 現在分詞 epoching, 過去形および過去分詞形 epoched)
- (sciences, transitive) To divide (data) into segments by time period.
- 2015 July 6, “Stronger Neural Modulation by Visual Motion Intensity in Autism Spectrum Disorders”, in PLOS ONE[3], DOI: :
- The continuous data were epoched into segments of 1500 ms (starting 500 ms before visual stimulus onset), time-locked to stimulus onset (0 ms) and sorted according to experimental conditions.
Further reading
Weblio例文辞書での「epoch」に類似した例文 |
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epoch
「epoch」を含む例文一覧
該当件数 : 430件
a great epoch in history発音を聞く例文帳に追加
歴史上の画期的な時代. - 研究社 新英和中辞典
a geological era called diluvial epoch発音を聞く例文帳に追加
洪積世という地質時代 - EDR日英対訳辞書
of time, throughout a certain epoch発音を聞く例文帳に追加
その年代のあいだの期間 - EDR日英対訳辞書
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