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单词 pedate
释义

pedateadj.

Brit. /ˈpɛdeɪt/, /ˈpɛdət/, U.S. /ˈpɛdˌeɪt/, /ˈpɛdət/
Origin: A borrowing from Latin. Etymon: Latin pedātus.
Etymology: < classical Latin pedātus having feet < ped- , pēs foot (see -ped comb. form) + -ātus -ate suffix2. N.E.D. (1904) gives only the pronunciation (pe·dĕt) /ˈpɛdət/.
Biology.
1. Having a stalk; pediculated, pedunculate. Obsolete. rare.
ΘΚΠ
the world > life > biology > physical aspects or shapes > projection or protuberance > [adjective] > stalked
pedate1670
pediculated1754
stiped1785
stipitate1785
stipitated1822
pediculate1851
stipitiform1855
pillared1871
1670 F. Willughby Let. 29 Jan. in H. Oldenburg Corr. (1969) VI. 452 Bee pleased to afford me some Further description what wood they [sc. insect pupal cases] were found in, [and] whither they were pedate.
2. Shaped like a foot, esp. that of a bird; (Botany) designating or characterized by a leaf shape or venation pattern similar to a palmate or digitate arrangement, but with the lobes, leaflets, or veins not all arising from a single central point, the lateral divisions being further subdivided or fused near the base; (also) designating or characterized by the arrangement of other parts in such a pattern, with successive lateral branches arising near the base of earlier branches.
ΘΚΠ
the world > plants > part of plant > leaf > [adjective] > compound or lobed
cut1565
winged1668
pinnate1687
conjugated1690
trifoliated1698
auriculated1712
auriculate1714
pennate1723
pinnated1725
pennated1727
bigeminate1753
lyrated1753
pedated1753
pinnatifid1753
supradecomposite1753
supradecompound1753
ternated1753
trifoliate1753
lyrate1760
pedate1760
quinate1760
ternate1760
tripinnate1760
palmed1767
bilobated1770
lyre-shaped1778
pennatifid1778
finger-parted1783
superdecompound1783
bipinnate1785
biternate1785
conjugate1785
lobed1787
tergeminate1793
wing-cleft1796
yoked?1803
binate1807
septenate1807
trijugous1813
auricled1821
pinniform1821
multijugous1828
pinnulate1828
trifoliolate1828
bipinnatifid1830
multifoliolate1831
multijugate1831
quinquefoliolate1832
bifoliolate1835
pinnatisected1837
palmatifid1839
tripinnatifid1839
foliate1840
palmatipartite1840
pinnatilobate1840
pinnatipartite1840
pinnatisect1840
bipinnated1842
biconjugate1847
imparipinnate1847
paripinnate1851
pinnatulate1855
polytomous1856
multifoliate1857
pennati-partite1857
pennati-sected1857
ternato-pinnate1857
tripinnatisect1857
patentoternate1859
septemfoliate1859
bipinnatipartite1861
bipinnatisected1861
bipalmate1864
pinnatilobed1866
septenous1866
cut-leaved1870
lobing1870
ternatisect1870
tripinnated1876
trijugate1880
jugate1887
pinnulated1890
trisect1899
tridigitate1900
trigeminous1900
1760 J. Lee Introd. Bot. ii. xxxi. 149 Dracunculus, Arum, with pedate Leaves.
1793 T. Martyn Lang. Bot. sig. N8v A Pedate leaf... When a bifid petiole connects several leaflets on the inside only. This is a species of Compound leaf, and bears some resemblance to a bird's foot.
1832 J. Lindley Introd. Bot. iv. 388 Pedate (pedatus); the same as palmate, except that the two lateral lobes are themselves divided into smaller segments, the midribs of which do not directly run into the same point as the rest.
1888 G. Henslow Origin Floral Struct. xxviii. 286 In Hellebores.., transitional states occur between the normal pedate leaf and true lanceolate bracts.
1951 Dict. Gardening (Royal Hort. Soc.) II. 528 Collumella..distinct from Cissus by the axillary (not leaf-opposed) tendrils and digitate or pedate leaves.
1988 Garden (Royal Hort. Soc.) Mar. 104/2 Those in which the two lateral (outer) leaflets are themselves subdivided are known as pedate.
3. Zoology. Having feet, footed. rare.
ΘΚΠ
the world > life > the body > external parts of body > limb > extremities > foot > [adjective]
footeda1387
pedal1625
pedate1816
pedigerous1826
pedalian1830
podalic1839
1816 W. Kirby & W. Spence Introd. Entomol. (1818) II. xxii. 272 Two classes..Apodous larvæ,..or those that move without legs,—and Pedate larvæ,..that move by means of legs.
1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvii. 365 In proportion as pedate animals approach to the human type, their motions are accomplished by fewer organs.
1954 Q. Jrnl. Econ. 68 509 What is involved in the application of this principle may be exemplified by the existence of pedate animals with more than two feet, though only two are required for walking.
4. Expanded (at the end) so as to resemble a foot at the end of a leg.
ΘΚΠ
the world > space > shape > flaring at extremity > [adjective] > thickened at end
clubbedc1386
clavated1728
butted1801
clavate1803
claviform1805
pedate1866
butt-ended1869
butt-headed1891
1866 Philos. Trans. (Royal Soc.) 156 123 Each bone may be described as possessing a body, a nasal, an internal or palatine, an external or zygomatic process, and a pedate proximal process, in relation to the side of the trabecular rod.
1870 G. Rolleston Forms Animal Life 27 (Common Fowl). The similarly-expanded, or ‘pedate’ extremity of the external hyposternal process overlaps the posterior sternal ribs.
1967 Evolution 21 807/2 Archaeocarabus from the Eocene has a well marked rostrum with small pedate clasping processes.

Derivatives

ˈpedately adv.
ΘΚΠ
the world > plants > part of plant > leaf > [adverb] > in a lobed or divided manner
pinnatifidly1784
pedately1821
peltately1828
pinnately1840
palmately1843
auricularly1847
auriculately1858
biternately1870
1821 S. F. Gray Nat. Arrangem. Brit. Plants I. 71 [Leaves] pedately cut.
1870 J. D. Hooker Student's Flora Brit. Islands 10 Helleborus... Leaves palmately, pedately or digitately lobed.
1937 A. B. Rendle Bentham & Hooker's Handbk. Brit. Flora (ed. 7) 12 Perennial herbs, with palmately or pedately divided leaves.
1994 M. Griffiths Index Garden Plants 384/1 Dracunculus Mill... [Leaf] blade pedately divided.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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adj.1670
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