atom

atom

意味(日本語)

原子、微分子 ◇L.Gk.atomos(=これ以上分解できない) < a(=否定)+timnien(=切る)


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  • a : 無、否定

語源

  • tom- : Gk.tomnein = (切断する)

意味(英語)

  • (noun) A part or particle considered to be an irreducible constituent of a specified system.
  • (noun) The irreducible, indestructible material unit postulated by ancient atomism.
  • (noun) An extremely small part, quantity, or amount.
  • (noun) Physics & Chemistry A unit of matter, the smallest unit of an element, having all the characteristics of that element and consisting of a dense, central, positively charged nucleus surrounded by a system of electrons. The entire structure has an approximate diameter of 10-8 centimeter and characteristically remains undivided in chemical reactions except for limited removal, transfer, or exchange of certain electrons.
  • (noun) Physics & Chemistry This unit regarded as a source of nuclear energy. See Table at subatomic particle.

例文

  • Coined in ancient Greece, the term atom means “indivisible unit,” and through the nineteenth century, scientists believed that our entire physical universe was composed of these elementary particles.

頭文字:

語源が同じ単語を一緒に覚えよう

any

any

解剖、解剖学 ◇Gk.ana(=ばらばらに)+temnein(=切る)

語源

  • tom- : Gk.tomnein = (切断する)

anatomic、-cal

anatomic、-cal

解剖学上の

語源

  • tom- : Gk.tomnein = (切断する)

【広告】

atomic

atomic

原子力の、◇atomic energy(=原子力)

Prefix

  • a : 無、否定

語源

  • tom- : Gk.tomnein = (切断する)

entomology

entomology

昆虫学 ◇Gk.entos=within(=内部の)、Gk.entomos(=刻みめのついた)、entom(o)(=昆虫)

語源

  • tom- : Gk.tomnein = (切断する)

epitome

epitome

(本、文学作品、講演の)大要、要約、縮図

語源

  • tom- : Gk.tomnein = (切断する)

epitomize

epitomize

要約する、縮図的に示す

語源

  • tom- : Gk.tomnein = (切断する)