Where does “nonperturbative” come from?

nonperturbative (English) comes from English perturbative, from English perturb, from French perturber, from Italian perturbare, from Russian пертурбация, from Spanish perturbar, from Latin perturbō, from Latin turbo — to enclose, fence in; to grab, seize; to stir.

nonperturbative (English): Beyond the scope of perturbation theory

Definitions

  1. Beyond the scope of perturbation theory

Ancestry of “nonperturbative”, step by step

StepLanguageWordMeaning
1EnglishperturbativeOf, pertaining to, or causing perturbation
2EnglishperturbTo disturb; to bother or unsettle; To slightly...
3Frenchperturberto disrupt, to disturb; to throw off, to fluster
4Italianperturbareto upset, disturb, perturb
5Russianпертурбация
6Spanishperturbarto perturb, to disturb, to bother
7Latinperturbōto confuse
8Latinturbotornado, whirlwind; crowd; I disturb, unsettle,...
9Latinturbastir, disturbance, tumult, uproar, trouble; mob,...
10Ancient Greekτύρβηdisorder, confusion, tumult; poetic rout, revelry
11Proto-Indo-EuropeantwerH-to enclose, fence in; to grab, seize; to stir
Every word from Proto-Indo-European twerH-Every word from Ancient Greek τύρβηEvery word from Latin turba
nonperturbative — Etymology, Origin & Word History | Etymology Explorer