meson

n. 介子 [化] 介子

发音

其它
其它
/ˈmɛs.ɒn/
/ˈmiːzɒn/
其它
/ˈ-sɒn/
/ˈmɛ-/

词形变化

mesons 复数

释义与例句

n.
  1. 1.

    The mesial plane dividing the body into similar right and left halves.

    生物 动物学
  2. 1.

    A member of a group of subatomic particles having a mass intermediate between electrons and protons. (The most easily detected mesons fit this definition.)

    废旧
  3. 2.

    An elementary particle that is composed of a quark and an antiquark, such as a kaon or pion. (Mesons composed of rarer quarks are much heavier.)

    介子

    物理

词汇关系

名词

同义词 1

mesotron

上位词 2

boson hadron

下位词 8

B meson J particle kaon K-meson K-particle pi meson pion psi particle

相关短语

upsilon meson eta meson pi meson [医] π介子 hybrid meson exotic meson J/psi meson rho meson B meson pi-minus meson pi-plus meson J/ψ meson mu-meson [医] μ介子 J/psi particle ψ介子

词源

From Ancient Greek μέσον (méson, “middle”). Doublet of medium.

来源：wiktionary