Where does “antapex” come from?

antapex (English) comes from English ȧnt, from Middle English ampte, from Old English ǣmete, from Proto-West Germanic āmaitijā, from Proto-West Germanic uʀ-, from Proto-Germanic uz-, from Proto-Indo-European uss-, from Proto-Indo-European uds- — out, outward.

antapex (English): The point opposite the solar apex

Definitions

  1. The point opposite the solar apex

Ancestry of “antapex”, step by step

antapex traces back through two separate lines of ancestry.

via English ȧnt

StepLanguageWordMeaning
1Englishȧnt—
2Middle EnglishampteAn ant; a formicid; A mantid
3Old Englishǣmete—
4Proto-West Germanicāmaitijāant
5Proto-West Germanicuʀ-out, over; off, away
6Proto-Germanicuz-up, out
7Proto-Indo-Europeanuss-—
8Proto-Indo-Europeanuds-up, out
9Proto-Indo-Europeanúdout, outward

via English apex

StepLanguageWordMeaning
1Englishapexconical priest cap; The highest or the greatest...
2LatinapexThe extreme end of a thing; the point, summit, top
3LatinapoI fasten; attach, connect; join, bind
4Proto-Italicapō—
5Proto-Indo-Europeanh₂ep-water, body of water
Every word from Proto-Indo-European úd →Every word from Proto-Indo-European uds- →Every word from Proto-Indo-European uss- →