quintuple
verb [ I or T ] uk/kwɪnˈtʃuː.pl/ us/kwɪnˈtuː.pl/
（使）成为五倍
to increase by five times, or to increase something by five times
Since 2010, the company's revenue has quintupled. 自2010年以来，该公司的收入已经是过去的五倍。
They militarized the country by quintupling the size of its armed forces. 他们将国家军事化，其武装部队的规模已经是过去的五倍。
quintuple
adjective uk/kwɪnˈtʃuː.pl/ /kwɪnˈtuː.pl/
五部分的;包括五部分的
affecting or involving five different things or parts of something
He had a quintuple heart bypass operation. 他做了一个五重心脏搭桥手术。
a quintuple murder case 五连环杀人案