quaternary

a. 四个一组的, 四元的, 四价的, 季的 [计] 四进制的, 四元的

发音

UK /kwəˈtɜː.nə.ɹi/
UK /ˈkwɔːt.ən.(ə.)ɹi/
AU /ˈkwɑ.tɚˌnɛə.ɹi/
US /ˈkwɑ.tɚˌnɛɹ.i/

词形变化

quaternaries 复数 quaternaries

别名

quarternary

释义与例句

n.
  1. 1.

    A quaternary compound.

    化学
  2. 2.

    The Quaternary period or the system of deposits laid down during it.

    地质
adj.
  1. 1.

    Of fourth rank or order.

    the quaternary stress in a pronounced word

  2. 2.

    Of a mathematical expression containing e.g. x⁴.

  3. 3.

    Relating to or in number base four.

  4. 4.

    quaternary ammonium.

    化学
  5. 5.

    Composed of four elements.

    化学

词汇关系

名词

同义词 8

four quartet foursome IV quadruplet quaternion quaternity tetrad

上位词 2

figure digit
形容词

同义词 3

fourth 4th quaternate

近义相关 2

multiple ordinal

相关短语

quaternary ammonium compound [化] 季铵化合物; 四级铵化合物 quaternary industry quaternary ammonium compounds quaternary ammonium quaternary structure [化] 四级结构 quaternary compound [医] 四元化合物 quaternary healthcare quaternary care quaternary compounds quaternary structures quaternary number quaternary sector of the economy quaternary sectors of the economy quaternary moon quaternary twin

词源

Derived from Latin quaternārius (“containing or consisting of four”), from quaternī (“four each”, “four at a time”) + -ārius (whence the English suffix -ary); compare the French quaternaire.

来源：wiktionary