Where does “isosceles” come from?

Isosceles comes from Latin isosceles, from Ancient Greek ἰσοσκελής, combining ἴσος meaning equal with a root from Proto-Indo-European skélos meaning leg, ultimately from Proto-Indo-European (s)kel-.

isosceles (English): Having two sides of equal length, used...

Definitions

  1. Having two sides of equal length, used...

Ancestry of “isosceles”, step by step

StepLanguageWordMeaning
1Latinīsoscelēsisosceles having equal legs
2Ancient GreekἰσοσκελήςHaving two sides equal, isosceles; Able to be...
3Ancient Greekἴσοςequal (to); equivalent (to); consistent (to); agreement (to)
4Ancient Greekδάκτυλοςfinger; measure of length, the breadth of a...
5Hebrewדקלpalm tree; date; dachshund
6GermanDackeldachshund; a similar-looking dog, e.g. a basset...
7GermanDachshunddachshund; a similar-looking dog, e.g. a basset...
8GermanDachsbadger; genitive singular of Dach
9Old High Germandahs
10Proto-West Germanicþahsbadger
11Proto-Germanicþahsuzbadger
12Proto-Indo-Europeantótḱus
13Proto-Indo-Europeantetḱ-to create, produce; to cut, hew
14Proto-Indo-Europeanteḱ-to sire, beget
Every word from Proto-Indo-European teḱ-Every word from Proto-Indo-European tetḱ-Every word from Proto-Indo-European tótḱus
isosceles — Etymology, Origin & Word History | Etymology Explorer