Rとは 意味・読み方・使い方

発音

(Name of letter)

• (Received 発音) IPA^(key): /ɑː/
• (General American) enPR: är, IPA^(key): /ɑɹ/
• (Ireland) IPA^(key): /ɔːɹ/, /aːɹ/
• (AAVE) IPA^(key): /ˈɑɹə/
• Rhymes: -ɑː(ɹ)
• Homophones: ah, or, oar, ore, are, our, hour (in various accents)

文字

R (upper case, lower case r, 複数形 Rs または R's)

1. The eighteenth letter of the English alphabet, called ar and written in the Latin script.

参考

• (Latin-script letters) letter; A a, B b, C c, D d, E e, F f, G g, H h, I i, J j, K k, L l, M m, N n, O o, P p, Q q, R r, S s, T t, U u, V v, W w, X x, Y y, Z z

数

R (upper case, lower case r)

1. The ordinal number eighteenth, derived from this letter of the English alphabet, called ar and written in the Latin script.

語源 2

Abbreviations

名詞

R

1. (entomology) radius
2. (US, politics) Republican
3. (monarchy) rex (“king”) or regina (“queen”); the initial by which a British monarch signs documents after his or her name
4. (handbells) ring
5. (chess) rook
6. (baseball, cricket) runs, the statistic reporting the number of runs scored by a player
7. (law) the Crown, the government of a monarchy (abbreviating rex (“king”) or regina (“queen”))

   R v Smith

8. (especially in university catalogs) Thursday
   • 1986, Cornell University Courses of Study, page 250:

     Lecs, T R 9:05; lab, M T W R or F 1:25—4:25, or M or W 7:30—10:30 p.m.

   • 2000 August, M.W. Carter, “A Comprehensive Course Timetabling and Student Scheduling System at the University of Waterloo”, in Edmund Burke; Wilhelm Erben, editors, Practice and Theory of Automated Timetabling III, Springer, published 2001, →ISBN, page 66:

     8:30 MWF (3 x 1 hour) […] 8:30-10 TR (2 x 1.5 hours)

   • 2007, W. Ted Mahavier, “Syllabus for Analysis” (Lamar University course syllabus), appendix II.A of Charles A. Coppin et al., The Moore Method: A Pathway to Learner-Centered Instruction, Mathematical Association of America (2009), →ISBN, page 201:

     Office Hours: MTWRF: 9:00–11:00, 1:30–3:00 or stop by my office anytime.

形容詞

R

1. (film certification) restricted
2. reverse
3. right (as opposed to left)

固有名詞

R

1. (religion) In the context of the documentary hypothesis, the Redactor(s) who compiled and edited the Torah.
   • 2006, David Ringo Miano, Shadow on the steps‎^[1] (dissertation), UC San Diego, page 5:

     One needs to be careful, however, to distinguish between original P and the work of the later priestly Redactor (R), who edited P and other documents in the postexilic period.

Latin

別の表記

• R.

固有名詞

R

1. Abbreviation of Roma, Rome.
2. Abbreviation of Romanus, Roman.
3. Abbreviation of Rufus.

名詞

R

1. (Catholicism) Abbreviation of responsorium, responsory, breviary.
2. (Judaism) Abbreviation of rabbī.
   • 1655, Edward Pococke, באב מוסי: Porta Moſis, ſive, diſſertationes aliqvot à R. Moſe Maimonide, main title

形容詞

R (複数形 RR)

1. Abbreviation of reverendus, holy, reverend.
2. Abbreviation of reverendissimus, most holy, most reverend.

派生語

• RR, RP

参照

• R in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette

動詞

r.

1. Reigned.

   Byzantine emperor Manuel I Komnenos (r. 1143–1180)

語源 2

Abbreviations.

形容詞

r.

1. Abbreviation of rare.
2. Abbreviation of royal.

   Mon. Not. R. Astron. Soc.

   Monthly Notices of the Royal Astronomical Society — ISO 4 abbreviated title

3. Abbreviation of right.

   r. com. car. a. ― right common carotid artery

名詞

r. (複数形 rs.)

1. (law) Abbreviation of rule.
2. Abbreviation of ruble.
   • 1868, “Russia: Introduction”, in Handbook for Travellers in Russia, Poland, and Finland, Second edition, London: John Murray, page 45:

     The paper-money in circulation is inconvertible, but has a forced currency. The notes represent 100 rubles; 50 rs., 25 rs., 10 rs., 5 rs., 3 rs., and 1 ruble, and are plainly stamped with their value.

使用する際の注意点

• (legal): This is the customary abbreviation of the term rule as used in legal citation. See, e.g., The Bluebook: A Uniform System of Citation, Nineteenth Edition (2010), "Subdivisions", Table T16, p. 472-73.