Where does “rotopulsator” come from?

rotopulsator (English) comes from English roto, from Spanish roto, from Latin ruptus, from Latin rumpō, from Proto-Indo-European Hrunépti, from Proto-Indo-European Hrewp-, from Proto-Indo-European Hrew- — to tear out, dig out, open, acquire.

rotopulsator (English): Any of a class of solutions to the n-body...

Definitions

  1. Any of a class of solutions to the n-body...

Ancestry of “rotopulsator”, step by step

rotopulsator traces back through two separate lines of ancestry.

via English roto

StepLanguageWordMeaning
1Englishrotorotogravure; A Chilean, especially a common man...
2Spanishrotobroken; corrupt, rotten; vulgar, low-class,...
3Latinruptusbroken; ruptured, burst
4Latinrumpōto break, burst, tear, rend, rupture; break asunder, force open
5Proto-Indo-EuropeanHrunéptito be breaking
6Proto-Indo-EuropeanHrewp-to break, tear
7Proto-Indo-EuropeanHrew-to tear out, dig out, open, acquire

via English pulsator

StepLanguageWordMeaning
1EnglishpulsatorAny pulsating astronomical object; A beater; a...
2Latinpulsatorsecond-person singular future passive imperative...
Every word from Proto-Indo-European Hrew-