名詞 vector:

1. a variable quantity that can be resolved into components
2. a straight line segment whose length is magnitude and whose orientation in space is direction
3. any agent (person or animal or microorganism) that carries and transmits a disease
   同義詞：transmitter

vec.tor

n.（名詞）
Mathematics
【數(shù)學(xué)】
A quantity, such as velocity, completely specified by a magnitude and a direction.
向量：完全由大小和方向確定的量，如速度等
A one-dimensional array.
矢量，矢徑：一維數(shù)組
An element of a vector space.
向量元素：向量空間的元素
Pathology An organism, such as a mosquito or tick, that carries disease-causing microorganisms from one host to another.
【病理學(xué)】 傳病媒介：把致病微生物從一個(gè)宿主傳到另一宿主的生物，如蚊子或虱蠅等
Genetics A bacteriophage, a plasmid, or another agent that transfers genetic material from one location to another.
【遺傳學(xué)】 遺傳媒介：把遺傳物質(zhì)從一個(gè)地方轉(zhuǎn)到另一地方的噬菌體、質(zhì)體或其它介體
A force or an influence.
力量或影響
v.tr.（及物動(dòng)詞）
vec.tored,vec.tor.ing,vec.tors
To guide (a pilot or an aircraft, for example) by means of radio communication according to vectors.
給（飛機(jī)）導(dǎo)航：根據(jù)航線用無(wú)線電通信引導(dǎo)（飛行員或飛機(jī)等）

來(lái)源：
Latin [carrier]
拉丁語(yǔ) [攜帶者]
from vehere vect- [to carry] * see wegh-
源自 vehere vect- [攜帶] *參見(jiàn) wegh-

【引伸】
vecto.rial