Where does “afterload” come from?

Afterload comes from English after and English load, with after deriving from Old English æfter and load from Middle English laden, ultimately tracing to Proto-Indo-European apo- and kelh₂-.

afterload (English): The load on a working muscle from a constant...

Definitions

  1. The load on a working muscle from a constant...

Ancestry of “afterload”, step by step

afterload traces back through two separate lines of ancestry.

via English load

StepLanguageWordMeaning
1EnglishloadA burden; a weight to be carried; A worry or...
2Middle Englishlodeguide
3Old Englishlādcourse, journey; way, street, waterway; leading,...
4Proto-West Germanic*laidu
5Proto-Germaniclaidōa leading; a way, course, route, direction
6Proto-Indo-Europeanleyt-to scratch; to leave, die; to go, go forth, die
7Proto-Indo-Europeanlēy-to leave, let; to want, desire; to let; leave...

via English after

StepLanguageWordMeaning
1EnglishafterBehind; later in time; following; Subsequently...
2Middle Englishafterafter
3Old Englishæfterafter; according to
4Proto-West Germanic*aftarafter, behind
5Proto-Germanicafterafter, behind
6Proto-Indo-Europeanh₂epoterosfurther behind, further away
Every word from Proto-Indo-European lēy-