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单词 rostral
释义

rostraladj.n.

Brit. /ˈrɒstr(ə)l/, U.S. /ˈrɔstr(ə)l/, /ˈrɑstr(ə)l/
Forms: Middle English rostrale, Middle English 1600s– rostral, 1500s rostralle.
Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French rostral; Latin rostralis.
Etymology: < Middle French, French rostral beak-shaped (1363), decorated with representations of the beakheads of warships (1663 in colonne rostrale ) and its etymon post-classical Latin rostralis set up on the rostra (5th cent.), designating either of two beak-like bony processes (14th cent.), decorated with representations of the beakheads especially of Greek or Roman warships (1670 in corona rostralis rostral crown) < classical Latin rostrum beak (see rostrum n.) + -ālis -al suffix1. Compare scientific Latin rostralis (1758 in zoology as a specific name). Compare rostrate adj.With rostral column (see sense A. 2) compare classical Latin columna rostrāta (see rostrate adj.).
A. adj.
1. Anatomy. Designating either of two beak-like bony processes, the coracoid process of the scapula and the olecranon process of the ulna. Obsolete. rare.In quot. c1475 perhaps a noun use.
ΚΠ
a1400 tr. Lanfranc Sci. Cirurgie (Ashm.) (1894) 156 (MED) Þat þe schuldre myȝte be þe more strengere..þer ben sett ij smale boonys, þe whiche ben clepid rostralia [v.r. rostralis] to þe lijknes of þe bele of a crowe; & for to fastne þe schuldre, þis boon rostral [v.r. bon rostrale] is putt in maner of a wegge.
c1475 ( Surg. Treat. in MS Wellcome 564 f. 46 (MED) In þe ioynctis of þe elbowe..þere is alitil additament þat is callid Rostrale, for it is lijk vn to a rauenes bile.
2. Esp. of commemorative columns, pillars, etc.: decorated with representations of the beakheads esp. of classical Greek or Roman warships. Also in extended use. Now historical.
ΘΚΠ
society > leisure > the arts > visual arts > architecture > column > [adjective] > specific type
rostral1686
rostrated1796
lotiform1841
palmiform1916
1686 T. Otway tr. S. de Broë Hist. Triumvirates II. 583 He [sc. Caesar] gave all the honour of it to Agrippa, whom he honoured with a blew Standard and a rostral Crown.
1721 J. Dart Westminster-Abbey 51 Rostral Columns..Inscrib'd the equal Praise of those to tell, Who bravely conquer'd, or as bravely fell.
1734 tr. C. Rollin Anc. Hist. I. 199 A rostral pillar was erected in his honour.
c1800 E. C. Knight Autobiogr. I. 118 At the extremity of the saloon..was a rostral column, on which were inscribed the names of the heroes of the Nile.
1860 J. L. Motley Hist. Netherlands (1868) I. v. 258 The Genoese merchants had erected two rostral columns.
1883 Cent. Mag. Nov. 78/2 Its fountains, obelisk, allegorical statues of chief French cities, rostral and other lamp-posts.
1926 Contemp. Rev. May 637 The rostral columns of the ‘Quinconces’ lead up the eye to heaven.
2008 B. Thor Last Patriot lxv. 246 Its central feature was a tall ‘rostral column’ identical to the one used in Rome's Colosseum.
3. Zoology. Of, relating to, or situated in or on the rostrum or beak (rostrum n. 5).
ΘΚΠ
the world > animals > animal body > general parts > head and neck > [adjective] > having a snout > of the beak
rostral1812
adrostral1876
1812 G. Shaw Gen. Zool. VIII. i. 11 The casque or rostral appendix [sc. of a pied hornbill] is flat on its hind part.
1854 Orr's Circle Sci.: Org. Nature I. 271 The compressed rostral teeth of the saw-fish are deeply implanted in sockets.
1880 A. Günther Introd. Study of Fishes 335 The rostral cartilage is produced into an exceedingly long, flat lamina.
1923 Philos. Trans. (Royal Soc.) B. 211 217 The rostral cartilage, a cartilage of nasal (mesethmoidal) origin.
1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) v. 129 On the ventral surface a transverse rostral suture unites the right and left facial sutures.
2004 Copeia No. 4. 833/1 Nares laterally oriented, with moderately protuberant anterior edges, forming right triangle with rostral protuberance at tip of snout.
4. Anatomy and Zoology. Designating the end or aspect of the body that contains the nose and mouth; located at or nearer to this end or aspect. Opposed to caudal adj.
ΘΚΠ
the world > life > the body > positions or directions in body > [adjective] > specific
rightOE
lefta1200
lowera1400
furtherc1400
lateral?a1425
sinistera1500
upper1528
anterior?1541
inferior1563
superior1566
oblique1578
high1588
ascendant1611
prone1646
peripherial1653
internal1657
supine1661
peripherical1690
gawk1703
ascending1713
adducent1722
submental1722
adductory1752
subdorsal1783
syntropic18..
atlantal1803
mesiad1803
mesial1803
proximal1803
sternal1803
distal1808
peripheral1808
peripheric1818
ventripetal1819
submedial1825
anteriormostc1826
subvertebral1827
afferent1828
sinistral1828
rostral1834
interganglionic1835
submedian1836
mesian1837
haemal1839
supravaginal1844
neural1846
symmetrical1851
suprameatal1853
paraxial1861
posterial1866
hypaxial1873
postaxial1873
preaxial1873
transmedial1876
transmedian1876
mediad1878
horizontal1881
mesal1881
prosomatic1882
dextrad1883
paramedian1890
prorsal1890
ventro-dorsal1895
midsagittal1898
ventro-axial1902
ventro-posterior1903
ipsilateral1907
parasagittal1907
ventromedial1908
homolateral1910
suprasellar1912
supratemporal1975
1834 Rep. Brit. Assoc. Advancem. Sci. 1833 438 Sternum: Breadth of the rostral portion.
1866 R. Owen On Anat. Vertebr. II. 433 The facial or rostral part of the skull, anterior to the orbits, is short.
1894 Amer. Naturalist 28 375 Among Ascidia..there is perhaps a rostral extremity, but there is no caudal extremity in adults.
1953 Brit. Jrnl. Psychol. 44 184 The procedures employed were..transorbital leucotomy and thermocoagulation of the cerebral cortex in the rostral portion of the frontal lobes.
1969 Jrnl. Compar. Neurol. 121 124/2 Stimulation of the skin of the head and of the rostral half of the belly elicited reflex movements of the ipsilateral forelimb.
1975 E. Gardner et al. Anat. (ed. 4) i. 5/2 Rostral means nearer the ‘front end’, which is taken to be the hypophysial area in the early embryo and the region of the nose and mouth in post-embryonic life.
2002 S. J. Gould Struct. Evolutionary Theory x. 1092 The distinctive features of the vertebrate skull and forebrain seem to arise, in large part, under the formative influence of the distinctive neural crest..and not as a complex fusion..of a definable number of rostral vertebrae.
B. n.
(a) Anatomy = rostral bone n. (a) at Compounds. Obsolete. rare. (b) Zoology and Palaeontology = rostral bone n. (b) at Compounds.
ΘΚΠ
the world > life > the body > structural parts > bone or bones > bony support for limbs > shoulder-girdle > [noun] > shoulder bone > coracoid process
rostral bonea1400
rostral?a1425
rostrate bonec1475
coracoid process1741
coracoid1828
?a1425 tr. Guy de Chauliac Grande Chirurgie (Hunterian) f. 52v (MED) Þe bone þat is cleped os ffurcale..bindeþ and festeneþ þo two additamentes þat ben cleped rostrales [L. duas addiciones rostrales], þe whiche ben liche to a crowe bille.
?1541 R. Copland Guy de Chauliac's Questyonary Cyrurgyens ii. sig. Gj [One branch] byndeth & closeth these two addycyons called Rostralles.
1907 Monogr. U.S. Geol. Surv. XLIX. 33 Morphologically the nasal horn cores may be considered as dermal or epidermal ossifications similar to the epijugals, epoccipitals, the rostral, and the predentary.
1933 Trans. Amer. Philos. Soc. 23 93 In the oldest actinopteran fishes the rostral system..was less elaborate than that of the crossopterygian Dictyonosteus but still included one pair of rostrals immediately above the premaxillæ.
2005 Jrnl. Vertebr. Paleontol. 25 484/1 In M[acropoma] lewesiensis, the snout is developed as a characteristically ossified hemisphere (formed by the fusion of two premaxillae and two rostrals).
2007 L. M. Chiappe Glorified Dinosaurs i. 11/1 All ceratopsians are united by the presence of a wedge-like bone called a rostral that covers the tip of the snout.

Compounds

rostral bone n. (a) Anatomy the coracoid process (see sense A. 1) (obsolete rare); (b) Zoology and Palaeontology a bone forming part of the rostrum or snout of various vertebrates; spec. a bone located in front of the premaxillary bones in a ceratopsian dinosaur, forming the upper part of a parrot-like beak.
ΘΚΠ
the world > life > the body > structural parts > bone or bones > bony support for limbs > shoulder-girdle > [noun] > shoulder bone > coracoid process
rostral bonea1400
rostral?a1425
rostrate bonec1475
coracoid process1741
coracoid1828
a1400Boon rostral [see sense A. 1].
1866 R. Owen On Anat. Vertebr. II. 344 In the Perameles lagotis the bony case of the nasal passage is further increased by the presence of two small rostral bones, resulting, as in the Hog, from ossification of the nasal cartilage.
1889 O. C. Marsh in Amer. Jrnl. Sci. 38 503 In front of the premaxillaries, there is a large massive bone, not before seen in any vertebrate, which has been called by the writer, the rostral bone (os rostrale).
1930 Copeia No. 4 129 The illicium of the Aceratiidae has not become lost, however, but modified into an internal rostral bone of a pincher-like structure.
2001 Evolution 55 1432/2 Examples include..the predentary bone of ornithischian and rostral bone of ceratopsian dinosaurs.
rostral crown n. Ancient History a golden crown decorated with representations of ships' beakheads, awarded to the person who first boarded an enemy's ship.
ΘΚΠ
society > armed hostility > military organization > insignia > [noun] > decorations or orders > crowns and wreaths
naval crown?a1439
civil crowna1522
civic garland1542
obsidional crown1546
oval1614
civic crown1649
olive crown1679
crown-mure1682
rostral crown1686
stephane1847
1686Rostral Crown [see sense A. 2].
1709 J. Addison Tatler No. 161. ⁋7 The Other wore a rostral Crown upon her Head.
1846 J. Y. Akerman Anc. Coins 147 Youthful heads of Octavianus and Agrippa, back to back; the first bare, the other with the rostral crown.
1991 Jrnl. Hist. of Collections 3 173/2 Fulvio had already focused on the coin type of Agrippa—an aureus showing the leader with his mural and rostral crown.

Derivatives

ˈrostrally adv. towards or at the rostral end or aspect; cf. rostrad adv.
ΘΚΠ
the world > life > the body > positions or directions in body > [adverb] > specific
upwardsc1400
posteriorly1598
centrad1803
dextrad1803
distad1803
peripherad1803
proximad1803
sinistrad1803
atlantad1825
rostrad1831
mesially1849
ventrad1849
peripherally1852
posterolaterally1857
rostrally1863
distally1870
medianly1870
ventrally1870
postaxially1873
preaxially1873
posteroventrally1877
proximally1878
mesad1881
lateralwards1882
ventralwards1883
preaxiad1888
mesally1890
anteriad1891
haemad1891
postaxiad1892
lateralward1895
sagittally1895
ventral1899
posteriad1902
ipsilaterally1950
midsagittally1960
ventromedially1960
1863 Proc. Acad. Nat. Sci. Philadelphia 1862 405 On the dorsal side a median impression with two fainter ones on the right, and two on the left—the median terminating rostrally upon a small pyramidal process.
1936 Jrnl. Anat. 70 208 Sagittal serial sections show that rostrally it runs into continuity with the medial preoptic nucleus.
1990 P. Dodson in K. Carpenter & P. J. Currie Dinosaur Systematics (1992) xvii. 234 Finally Brown erected a new species with a rostrally-curving nasal horn.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).
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adj.n.a1400
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