quintuple

• adj. 五重；五つの部分からなるグループ
• n. fivefold; a group of five
• vt. 5倍にする
• vt.5倍にする

quint-, five, -ple, multiple, 語源的にはtriple, quadrupleと同じ。

quintuple (adj.)

1560s, from French quintuple (15c.), from Late Latin quintuplex, from Latin quintus "fifth" (related to quinque "five;" see quinque-) on model of quadruple. Related: Quintuplicate.

quintuple (v.)

1630s, from quintuple (adj.) or from French quintupler (v.). Related: Quintupled; quintupling.

1. Modern Earth system is Quintuple -epigeospheric system including the anthroposphere.現代地球システムは、人類圏を含む5元地球表層システムである。

2.HNC theory thinks that abstract concepts have complicated multiplicity，which was generalized as Quintuple .

HNC理論によると、抽象概念は複雑な多元性表現を持ち、五元性と要約でき、五元群で表すことができる。