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vector

noun
/ˈvektə(r)/
/ˈvektər/
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  1. (mathematics数学) a quantity that has both size and direction向量；矢量
    • Acceleration and velocity are both vectors.加速度和速度都是矢量。
    compare scalarTopics Maths and measurementc2, Physics and chemistryc2
  2. (biology生物) an insect, etc. that carries a particular disease from one living thing to another（传染疾病的）介体，载体
    • Mosquitoes are the vectors in malaria.蚊子是传播疟疾的媒介。
    Topics Illnessc2
  3. (specialist) a course taken by an aircraft（航空器的）航线
    4. Word Originmid 19th cent.: from Latin, literally ‘carrier’, from vehere ‘convey’.

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