殻かく

noun

shell (e.g. electron shell)

Technical term used in physics and chemistry for orbital shells. Often appears in compounds like 電子殻 (electron shell).

See also: 電子殻

• 電でん子し殻かくは原げん子し核かくの周まわりにある電でん子しの軌き道どうを表あらわす。

  Electron shells represent the orbits of electrons around the atomic nucleus.