【来源及含义】Greek: derived from penta-, "five"; a decimal prefix used in the international metric system for measurements
【相关描述】Used in the metric [decimal] system as one quadrillion [U.S.] or thousand billionfold [U.K.], 1015 [1 000 000 000 000 000] The metric symbol for peta- is P.
【相关词根词缀】;Related "metric" families: ;yotta; ;zetta,exa; ;tera,giga; ;mega,kilo; ;hecto,deka,deci; ;centi,milli; ;micro,nano,pico; ;femto,atto; ;zepto,yocto.
【同源单词】petabecquerel, petabyte, petaflop, petaflops, petagram, petahertz