请输入您要查询的英文单词:

 

单词 scalar
释义

scalaradj.n.

Brit. /ˈskeɪlə/, /ˈskeɪlɑː/, U.S. /ˈskeɪlər/, /ˈskeɪˌlɑr/
Etymology: < Latin scālāris, < scāla ladder, scale n.3
A. adj.
1. Resembling a ladder; Botany = scalariform adj.
ΘΚΠ
the world > space > relative position > inclination > [adjective] > inclined from level or sloping > sloping in steps
scalary1646
staired1650
scalar1656
the world > plants > part of plant > part defined by form or function > [adjective] > having specific shape
fingered1597
fistular1640
umbilicated1693
pectinal1705
fornicated1750
deltoid1753
linguiform1753
panduriform1753
lingulated1754
campaniform1758
augmented1760
ringed1760
securiform1760
urceolate1760
utricular1760
lingulate1763
vermicular1766
pandurated1771
navicular1793
semicolumnar1793
ungulate1802
capitellate1808
meniscoid1821
virgate1821
mitriform1824
pulvinate1824
caudated1829
vulviform1829
caudate1830
circinate1830
intruded1830
trochlear1830
scalariform1836
hippocrepiform1847
neottious1850
pulviniform1851
foxglove-shaped1856
clathroid1857
molariform1857
velate1857
strombuliform1859
calceiform1860
coralline1860
forniciform1860
urceolar1860
calceolate1861
frustulose1866
pandurate1866
intruse1870
scalar1880
meniscoidal1881
fingerposted1885
applanate1887
trochleariform1895
naviculoid1898
halonate1911
1656 T. Blount Glossographia Scalar, Scalary, leaning one way, ladderwise, not bolt up right.
1880 Linn. Soc. Jrnl. 15 92 Spire rather high, scalar.
2. Mathematics. Of the nature of a scalar (see B.).
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > [adjective] > prime > scalar
scalar1846
statical1859
the world > relative properties > number > mathematical number or quantity > tensor > [adjective] > of nature of a scalar
scalar1846
statical1859
1846 W. R. Hamilton in London, Edinb. & Dublin Philos. Mag. 3rd Ser. 29 26 The algebraically real part may receive, according to the question in which it occurs, all values contained on the one scale of progression of numbers from negative to positive infinity; we shall call it therefore the scalar part, or simply the scalar of the quaternion, and shall form its symbol by prefixing, to the symbol of the quaternion, the characteristic Scal., or simply S.
1853 Hamilton in London, Edinb. & Dublin Philos. Mag. 4th Ser. 5 322 The two values of the vector ρ, which answer to the two values of the scalar coefficient x.
1853 W. R. Hamilton Elem. Quaternions (1866) ii. i. 175 The Scalar (or Scalar Part) of a Quaternion.
1853 W. R. Hamilton Elem. Quaternions iii. iii. 721 The scalar equation of the polar of the latter point.
1873 J. C. Maxwell Treat. Electr. & Magnetism I. 9 Scalar quantities do not involve direction.
1911 Encycl. Brit. XXVII. 962/2 The mass of a body, the pressure of a gas, the charge of an electrified conductor, are instances of scalar magnitudes.
1932 R. Gans Vector Anal. ii. 58 Let W..be a scalar..property of a field, and let it be regarded as a function of the position and of the time.
1964 N. N. Hancock Matrix Anal. Electr. Machinery ii. 18 A ‘scalar’ matrix is a diagonal matrix in which all the elements on the principal diagonal are equal.
3. Of or pertaining to a musical scale (scale n.3 4).
ΘΚΠ
society > leisure > the arts > music > musical sound > pitch > system of sounds or intervals > [adjective]
scalar1928
scalewise1931
scalic1933
1928 G. Cooke Theory Mus. ii. 18 One cannot..over-emphasise the importance of these groups of notes in the theoretic study of scalar development.
1928 G. Cooke Theory Mus. vi. 77 The variety inherent in modulation and scalar variety.
1946 R. Blesh Shining Trumpets ii. 25 The basic material is recast in its scalar compass and its tonal intervals.
1959 M. T. Williams Art of Jazz (1960) xi. 106 Sliding tones peculiar to the scalar and harmonic structure.
1966 New Statesman 11 Feb. 204/1 The integration of triadic and scalar elements within a serial or non-tonal field.
4. Of or pertaining to a graduated scale (scale n.3 9).
ΘΚΠ
the world > relative properties > measurement > [adjective] > that measures or regulates by a scale > relating to a graduated scale
scalar1959
1959 G. D. Mitchell Sociol. 130 Very often there is an identity of functional and scalar status.
1974 G. Leech Semantics ii. 21 A selection from indefinitely many possible scales, which in any case would only provide for associative meaning in so far as it is explicable in scalar terms.
B. n.
Mathematics. In quaternions, a real number. More widely, a quantity having magnitude but no direction, and representable by a single real number.
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > [noun] > particular qualities > real
possibility1673
scalar1846
real1853
the world > relative properties > number > mathematical number or quantity > [noun] > particular qualities > scalar
scalar1846
non-directional1903
the world > relative properties > number > mathematical number or quantity > tensor > [noun] > scalar
scalar1846
non-directional1903
1846 [see sense A. 2].
1853 W. R. Hamilton Elem. Quaternions (1866) i. ii. 10 The..quotient..obtained by the division of two parallel vectors by another, including zero as a limit, may also be called a Scalar; because it can always be found..by the comparison of positions upon one common scale (or axis)... Such Scalars are..simply the Reals..of Algebra.
1853 W. R. Hamilton Elem. Quaternions (1866) i. ii. 11 The combination, ‘Scalar plus Vector,’ is a Quaternion.
1882 G. M. Minchin Uniplanar Kinematics 260 The result of the operation ∇2 on any scalar is purely a scalar.
1903 Nature 22 Oct. 610/1 In Prof. Henrici's algebra the products of two vectors α, β are:—(αβ) a non-directional or ‘scalar’,..and [αβ] a vector perpendicular to the plane drawn through α and β.
1932 R. Gans Vector Anal. i. 2 We shall denote scalars by ordinary type and vectors by heavy type.
1965 E. M. Patterson & D. E. Rutherford Elem. Abstr. Algebra v. 145 By a scalar we shall mean an entity determined by a single real number and by a vector we shall mean an entity determined by both a positive real number, measuring magnitude, and a direction in space.

Compounds

attributive (some of the following may be regarded as collocations of the adjective):
scalar field n. a map from a space to the real line (see quot. 1932).
ΘΚΠ
the world > relative properties > number > arithmetic or algebraic operations > transformation > [noun] > correspondence > into or from a space
path1912
vector field1922
scalar field1932
net1939
1932 R. Gans Vector Anal. i. 1 The field is called a scalar field or a vector field according as the quantity associated with the field is a scalar or a vector.
1959 M. R. Spiegel Schaum's Outl. Theory & Probl. Vector Anal. i. 3 The temperature at any point within or on the earth's surface at a certain time defines a scalar field.
1974 G. Reece tr. F. Hund Hist. Quantum Theory xv. 207 It was therefore a major advance when Pauli and Victor Weisskopf developed the quantum theory of a scalar field.
scalar function n. a function whose value is a scalar.
ΘΚΠ
the world > relative properties > number > algebra > [noun] > expression > function
function1758
exponential1784
potential function1828
syzygy1850
permutant1852
Green function1863
theta-function1871
Greenian1876
Gudermannian1876
discriminoid1877
Weierstrassian function1878
gradient1887
beta function1888
distribution function1889
Riemann zeta function1899
Airy integral1903
Poisson bracket1904
Stirling approximation1908
functional1915
metric1921
Fourier transform1923
recursive function1934
utility function1934
Airy function1939
transfer function1948
objective function1949
restriction1949
multifunction1954
restriction mapping1956
scalar function1956
Langevin function1960
mass function1961
1956 A. A. Townsend Struct. Turbulent Shear Flow iii. 35 The double-correlation function depends only on a single scalar function.
1972 A. G. Howson Handbk. Terms Algebra & Anal. xxvi. 126 Functions such as f are often referred to as vector-valued functions and are denoted by symbols printed in bold type so as to distinguish them from real-valued or scalar functions.
scalar multiplication n. multiplication of a vector by a scalar to give another vector.
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > tensor > [noun] > vector > multiplication by scalar
scalar multiplication1901
1901 J. W. Gibbs & E. B. Wilson Vector Anal. i. 13 The laws which govern addition, subtraction, and scalar multiplication of vectors are identical with those governing these operations in ordinary scalar algebra.
1968 A. P. Armit Adv. Level Vectors ii. 25 (heading) Scalar multiplication of a vector..in terms of cartesian components.
scalar product n. = inner product n. at inner adj. 1k.
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > tensor > [noun] > vector > scalar product
divergence1878
scalar product1878
div1883
inner product1920
1878 W. K. Clifford Elem. Dynamic 95 We are led to two different kinds of product of two vectors,..a vector product..and a scalar product.
1932 R. Gans Vector Anal. i. 17 By the scalar product of two vectors A and B we mean a scalar of magnitude equal to the product of the absolute values and the cosine of the angle between the vectors.
1941 G. Birkhoff & S. MacLane Surv. Mod. Algebra vii. 181 Physicists often speak of our inner product as a ‘scalar product’ of two vectors.
1968 E. T. Copson Metric Spaces ix. 139 In order to avoid confusion between multiplication of a vector by a scalar and the scalar product of two vectors, the scalar product of two vectors is often called their inner product.
scalar triple product n. a scalar function of three three-vectors ((a1, a2, a3), (b1, b2, b3), (c1, c2, c3)) which can be calculated as (a1, b2, c3 + b1c2a3 + c1a2b3a1c2b3b1a2c3c1b2a3), being the volume of the parallelepiped which has the three vectors as three coincident edges.
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > tensor > [noun] > vector > function of
vector function1873
vector potential1873
vector product1878
gradient1901
scalar triple product1901
vector triple product1901
grad1909
1901 J. W. Gibbs & E. B. Wilson Vector Anal. ii. 68 The second triple product is the scalar product of two vectors, of which one is itself a vector product, as A · (B × C) or (A × B) · C. This sort of product has a scalar value and consequently is often called the scalar triple product.
1959 M. R. Spiegel Schaum's Outl. Theory & Probl. Vector Anal. ii. 17 The product A · (B × C) is sometimes called the scalar triple product or box product and may be denoted by [ABC].
1964 E. Œ. Wolstenhome Elem. Vectors ii. 38 If a, b, c are three vectors, any pair of them may be multiplied vectorially to form a new vector d, the third of the original vectors may then be multiplied by d, either scalarly to form what is known as a scalar triple product, or vectorially to form..the vector triple product.

Draft additions March 2003

scalar implicature n. Linguistics (of a gradable term or construction) an implicature that no stronger value can truthfully be used; the use of a relatively lower-valued term to implicate that no higher value is true.
ΚΠ
1972 L. R. Horn On Semantic Properties of Logical Operators in Eng. (Ph.D. diss., UCLA) 96 Both John and Bill didn't go (just one of them)... Notice that the implicit continuation we have filled in above is simply a scalar implicature: not all implicates not none, i.e. some.
1985 Language 61 771 The negative quality which Cutler attributes to this example does not result from FR [sc. fall-rise intonation], but rather from the scalar implicature which A is entitled to infer from B's response—i.e., that the higher value good is false or unknown to B.
1999 Jrnl. Aesthetics & Art Crit. 57 379/2 If a narrator described two characters as ‘engaged’ then, in accordance with the phenomenon of what linguists call scalar implicature, the reader can assume as a fictional fact that these two characters are not already married, even though the narrator does not explicitly say so.
This entry has not yet been fully updated (first published 1910; most recently modified version published online March 2022).
<
adj.n.1656
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/22 16:13:18