vector

名词 n. 动词 v.
中文释义
英 /ˈvɛktə/    美 /ˈvɛktɚ/

英文释义

名词 n.
  1. A directed quantity, one with both magnitude and direction; the signed difference between two points.
    — Velocity is a vector defined by the speed of an object and its direction.
  2. A directed quantity, one with both magnitude and direction; the signed difference between two points.; Any member of a (generalized) vector space.
    — The vectors in #123;#92;mathbbQ#125;#91;X#93; are the single-variable polynomials with rational coefficients: one is #92;textstylex#123;42#125;#43;#92;frac1#123;137#125;x-1.
  3. A directed quantity, one with both magnitude and direction; the signed difference between two points.; An ordered tuple, originally one representing a directed quantity, but by extension any one-dimensional matrix.
    — Computers store many types of data as vectors for ease of processing.
  4. A directed quantity, one with both magnitude and direction; the signed difference between two points.; A chosen course or direction for motion, as of an aircraft.
    — I was told to fly out on a vector of 100 degrees to meet a strong plot of aircraft 30 miles from the coast.
  5. A kind of dynamically resizable array.
    — To create a vector of students in a class, you will want the vector to be large enough […]
  6. A kind of dynamically resizable array.; A memory address containing the address of a code entry point, usually one which is part of a table and often one that is dereferenced and jumped to during the execution of an interrupt.
  7. A kind of dynamically resizable array.; A graphical representation using outlines; vector graphics. attributive
    — a vector image, vector graphics
  8. A carrier of a disease-causing agent.; A DNA molecule used to carry genetic information from one organism into another.
  9. A carrier of a disease-causing agent.; A person or entity that passes along an urban legend or other meme.
    — These days, their primary job is to insist that Facebook is a fun place to share baby photos and sell old couches, not a vector for hate speech, misinformation, and violent extremist propaganda.
  10. A carrier of a disease-causing agent.; A recurring psychosocial issue that stimulates growth and development in the personality.
  11. Forces, developments, phenomena, processes, systems, etc. which influence the trajectory of history (e.g. imperialism)
动词 v.
  1. To set (particularly an aircraft) on a course toward a selected point.
    — […] if love is vectored toward an object and Elinor's here flies toward Marianne, Marianne's in turn toward Willoughby.
  2. To redirect to a vector, or code entry point.

词形变化

vectors plural vectors present,singular,third-person vectoring participle,present vectored participle,past vectored past

词汇关系

下位词
axial vector Burgers vector change vector column vector Darboux vector displacement vector Euclidean vector gradient vector gyrovector irrotational vector Laplace–Runge–Lenz vector latent vector normal vector null vector position vector poxvector Poynting vector proper vector random vector row vector spin vector tangent vector unit vector wave vector
衍生词
adenovector attack vector axial vector basis vector biovector bitvector bivector characteristic vector code vector covector direction vector distance vector four-vector intermediate vector boson isovector Killing vector field minivector multivector nanovector net magnetization vector normed vector space paravector Pauli vector phasor polarization vector pseudovector quadrivector radius vector real vector space retrovector revector shuttle vector statevector subvector supervector support vector machine topological vector space transvector trivector vectoral vector algebra vector-borne vector boson vector bundle vector calculus vectorcardiogram vectorcardiography vector clock vector field vector function vectorial vectorially vector image vectorisation vectorise vectorization vectorize vectorless vectorlike vectorpotential vector product vectorscope vector space vector sum vector verb vectorwise viral vector word vector zero vector thrust vectoring

词源

词源 1
Etymology tree
Proto-Indo-European *weǵʰ-
Proto-Indo-European *wéǵʰeti
Proto-Italic *weɣō
Latin vehō
Proto-Indo-European *-tōr
Proto-Italic *-tōr
Latin -tor
Latin vectorlbor.
English vector
Learned borrowing from Latin vector (“carrier, transporter”), from vehō (“to carry, transport, bear”), also ultimately the root of English vehicle.
The “person or entity that passes along an urban legend or other meme” sense derives from the disease sense.
The mathematics sense was coined by Irish mathematician and astronomer William Rowan Hamilton in 1846.
词源 2
Etymology tree
Proto-Indo-European *weǵʰ-
Proto-Indo-European *wéǵʰeti
Proto-Italic *weɣō
Latin vehō
Proto-Indo-European *-tōr
Proto-Italic *-tōr
Latin -tor
Latin vectorlbor.
English vector
Learned borrowing from Latin vector (“carrier, transporter”), from vehō (“to carry, transport, bear”), also ultimately the root of English vehicle.
The “person or entity that passes along an urban legend or other meme” sense derives from the disease sense.
The mathematics sense was coined by Irish mathematician and astronomer William Rowan Hamilton in 1846.
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