Etymology Explorer › English

Where does “pentacosane” come from?

pentacosane (English) comes from English -cosa-, from English icosa-, from Ancient Greek εἴκοσι, from Proto-Hellenic ewīkəti, from Proto-Indo-European wídḱm̥ti, from Proto-Indo-European dwidḱómt, from Proto-Indo-European déḱm̥t — ten.

pentacosane (English): Any of very many isomeric forms of a saturated...

Definitions

  1. Any of very many isomeric forms of a saturated...

Ancestry of “pentacosane”, step by step

StepLanguageWordMeaning
1English-cosa-—
2Englishicosa-API; twenty
3Ancient Greekεἴκοσιtwenty
4Proto-Hellenicewīkəti—
5Proto-Indo-Europeanwídḱm̥titwenty
6Proto-Indo-Europeandwidḱómt—
7Proto-Indo-Europeandéḱm̥tten

Words derived from “pentacosane”

  • pentacosanoic
Every word from Proto-Indo-European déḱm̥t →