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单词 costa
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costan.1

Brit. /ˈkɒstə/, U.S. /ˈkɑstə/
Inflections: Plural costae.
Origin: A borrowing from Latin. Etymon: Latin costa.
Etymology: < classical Latin costa rib, in post-classical Latin also midrib of a leaf (14th cent. in a British source), of unknown origin.
1. Anatomy and Zoology. A rib (rib n.1 1a).
ΘΚΠ
the world > life > the body > structural parts > bone or bones > rib > [noun]
ribeOE
rib bonec1400
side bone1620
costa1873
slats1898
1565 J. Hall Anat. 3rd Treat. iii. i. 67 in tr. Lanfranc Most Excellent Woorke Chirurg. And of rybbes there on eche side .xii. called Costæ.
1638 A. Read Man. Anat. Body of Man (new ed.) ii. i. 269 The fore part of it [sc. the brest] is called sternum, the sides costæ, and the hinder part dorsum.
1741 A. Monro Anat. Human Bones (ed. 3) 222 The Ribs are commonly divided into True and False. The True Costæ are the seven superior of each Side.
1873 St. G. Mivart Lessons Elem. Anat. ii. 35 Each rib, or costa..has a double attachment to the backbone.
1920 Clothing Trade Jrnl. Sept. 234/3 The scapula does not remain in its normal position, so much as the base and lower angle project through the forward position of the acromion just so much are they drawn again to the costae.
a2008 D. F. Wallace Pale King (2011) xxxvi. 397 The great tight sheet of thoracolumbar fascia..connected his pelvis to his dorsal costae.
2. Any of various plant or animal structures thought to resemble a rib. Cf. rib n.1 III.
a. Botany. Originally: the midrib of a leaf (now rare). In later use also: any of the veins of a leaf, leaflet, or leaf-like part; spec. the main vein of a pinna of a fern. Cf. rib n.1 12a.
ΘΚΠ
the world > plants > part of plant > leaf > [noun] > part or side of > rib or vein
nerve?a1425
ribc1450
vein?c1450
sinew1551
brawn1601
master-vein1658
costa1699
venule1766
pen1773
surculus1775
midrib1793
venule1806
veinlet1807
rachis1830
nervure1842
nerving1854
1699 J. Evelyn Acetaria 11 The Costa, or Rib of the White Beet..being boil'd, melts, and eats like Marrow.
1725 J. Douglas Lilium Sarniense 14 The costa or rib..runs through it [sc. the flower leaf] lengthwise.
1866 J. Lindley & T. Moore Treasury Bot. I. (at cited word) A leaf may have many costæ.
1913 Bot. Gaz. 56 337 The rachis, like the costae of the pinnae beneath, clothed with several minute blackish scales.
2011 Amer. Fern Jrnl. 101 276 Asplenium abscissum..has erect rhizomes and rounded cross sections of stipes, rachises and costae even in dried specimens.
b. Conchology. A rib-like ridge on a shell; = rib n.1 12d.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Mollusca > [noun] > Testacea (shelled molluscs) > shelled mollusc > shell > part of
auricle1665
heel1673
lip1681
mouth1681
whirl1681
rib1711
antihelix1721
canal1734
columella1755
vesture1755
body whirl1776
fent1776
pillar1776
pillar-lip1776
septum1786
aperture1794
body whorl1807
costa1812
seam1816
spine1822
umbo1822
varix1822
peristome1828
summit1828
nucleus1833
concameration1835
lunula1835
nympha1836
nymph1839
lunule1842
peritreme1848
body chamber1851
axis1866
umbone1867
liration1904
1812 J. Sowerby Mineral Conchol. Great Brit. 121 Near the sides the costæ are less regular and smaller [in Pecten quadricostata].
1866 R. Tate Plain & Easy Acct. Mollusks Great Brit. iv. 139 The disappearance of the costæ upon the shell.
1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) i. 19 The surface of the shell has radiating ridges or costae, crossed by much finer concentric lines.
2010 J. W. Tunnell et al. Encycl. Texas Seashells 191 Sculpture of 10 to 11 extremely convex whorls attached by extended bladelike costae [in Epitonium foliaceicosta].
c. Entomology. The vein nearest to or forming part of the anterior margin of an insect's wing; (also) the anterior margin itself. Cf. rib n.1 12c.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > wings(s) > anterior border > nervure nearest to or costa
costa1826
1826 W. Kirby & W. Spence Introd. Entomol. III. xxxv. 627 The Costa is usually the strongest of the nervures, and that upon which the wing seems to be built.
1895 J. H. Comstock & A. B. Comstock Man. Study Insects iii. 64 The principal veins of the wing..are termed..the costa,..the subcosta,..the cubitus, [etc.].
1957 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 9) i. 39 The tegulae..are a pair of small scale-like sclerites carried at the extreme base of the costa of each fore wing.
2000 R. Dudley Biomech. Insect Flight (2002) ii. 53 The leading edge of the wing is defined by the costa and the subcosta, thickened veins that provide structural rigidity.
This entry has been updated (OED Third Edition, September 2016; most recently modified version published online March 2022).

costan.2

Brit. /ˈkɒstə/, U.S. /ˈkoʊstə/, /ˈkɑstə/
Origin: A borrowing from Spanish. Etymon: Spanish costa.
Etymology: < Spanish costa coast (see coast n.), after e.g. Spanish Costa Brava (1910 or earlier; compare Catalan Costa Brava (1901 or earlier)), Costa del Sol (1931 or earlier), the names of various stretches of the Spanish Mediterranean coast which are popular with British holidaymakers.
colloquial (humorous).
As the first element in various invented place names indicating a Spanish or Spanish-like holiday resort; esp. (a) a place having (pretensions to) the qualities, ambience, etc., of a Spanish coastal resort, as Costa Cornwall; (b) a Spanish coastal area supposedly characterized in some way by the feature or quality suggested by the second element, as Costa Geriatrica, Costa del Crime, etc.In quot. 1964 with reference to a bomb disposal operation in Garrucha, Spain, which is likened to the British television series Thunderbirds.
ΘΚΠ
society > inhabiting and dwelling > inhabited place > dwelling place or abode > place of resort > [noun]
to-draughta1400
repair1423
repairing1487
resorting place1525
common house1537
resort1565
place (also house) of repairc1595
purlieu1611
howff1711
crib1819
joint1821
hang-out1852
costa1964
1964 Daily Mirror 4 Feb. 17 (headline) Ssh! I'm listening for the geigers along the Costa del Thunderbirds.
1968 Guardian 24 Oct. 5/5 The Clyde coast should stop masquerading as the Costa Clyde.
1981 Sunday Tel. 1 Nov. 19/3 The Anglicised northern Costa Geriatrica of caravans and chip shops and pubs.
1984 Daily Tel. 30 Nov. 21/7 Life goes on as before for the wanted men on the 40-mile Mediterranean coastal strip from Malaga to Marbella, which has been dubbed the ‘Costa del Crime’.
1986 Listener 6 Feb. 42/2 A discount holiday—two weeks to the Costa Cheapo.
2010 Irish Times 15 May (Travel Suppl.) 10 (heading) Costa Cornwall.
This entry has been updated (OED Third Edition, September 2016; most recently modified version published online March 2022).
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