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单词 ruga
释义

rugan.

Brit. /ˈruːɡə/, U.S. /ˈruɡə/
Inflections: Plural rugae Brit. /ˈruːɡiː/, /ˈruːdʒiː/, U.S. /ˈruɡi/, /ˈrudʒi/.
Origin: A borrowing from Latin. Etymon: Latin rūga.
Etymology: < classical Latin rūga crease, small fold, wrinkle, of uncertain origin, perhaps related to Lithuanian raukas wrinkle.
Anatomy, Zoology, and Botany.
A fold, a ridge, a wrinkle. Usually in plural.
ΘΚΠ
the world > plants > part of plant > part defined by form or function > ridge channel > [noun]
wrinkle1545
crest1597
ruga1683
tubea1704
furrow1725
flute1728
stria1731
rib1740
carina1774
striolet1826
vallecula1856
channel1875
carination1880
rumination1889
striola1903
riblet1949
the world > life > biology > physical aspects or shapes > projection or protuberance > [noun] > wrinkle
wrinkle1545
rugosity1599
ruga1683
1683 Philos. Trans. (Royal Soc.) 13 32 The Ductus..then formed a large Intestine, which afforded a pleasant sight, by the weaved Rugæ of its inward coat.
1698 W. Cowper Anat. Humane Bodies sig. C2/2 The Order of these Papillæ are there Converted to a Contorted Series, which Appear like so many Rugæ under the Cuticula.
1764 Philos. Trans. 1763 (Royal Soc.) 53 434 The Rugæ or Furrows..shew that this animal can extend and contract this part.
1797 Encycl. Brit. II. 387/2 The vermicularis, with faint annular rugæ.
1821 W. P. C. Barton Flora N. Amer. (new ed.) I. 125 An oblong or barrel-shaped bulb, marked by circular lines or rugæ.
1889 Proc. Acad. Nat. Sci. Philadelphia 1888 256 Each palatal ruga is divided into a median and a lateral part.
1963 J. Osborne Dental Mech. (ed. 5) ii. 40 The rugae may be accentuated with blue inlay wax.
1996 G. Goodland Littoral 31 After so many mornings dressing A subtly transformed body, the rugae & folds of skin are easier to take.
2004 R. Walker Guide to Human Body 86/1 When completely empty, the stomach is no bigger than a fist..; its inner lining is thrown into deep folds called rugae.
This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022).
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n.1683
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更新时间:2025/3/1 5:54:56