Where does “heteropentacyclic” come from?

heteropentacyclic (English) comes from English hetero, from English heterosexual, from English -sexual, from English sexual, from Latin sexuālis, from Latin sexus, from Proto-Italic seksus, from Proto-Indo-European séksus — to cut, cut off, sever.

heteropentacyclic (English): heterocyclic and pentacyclic

Definitions

  1. heterocyclic and pentacyclic

Ancestry of “heteropentacyclic”, step by step

heteropentacyclic traces back through two separate lines of ancestry.

via English hetero

StepLanguageWordMeaning
1EnglishheteroHeterosexual: of, pertaining to, or being a...
2EnglishheterosexualSexually attracted to members of the opposite...
3English-sexualForms a noun or adjective describing a state or...
4EnglishsexualArising from the fact of being male or female;...
5Latinsexuālissexual
6Latinsexusdivision; sex; gender
7Proto-Italicseksus
8Proto-Indo-Europeanséksus
9Proto-Indo-Europeansek-to cut, cut off, sever

via English pentacyclic

StepLanguageWordMeaning
1Englishpentacyclichaving five rings, especially five fused rings as...
2EnglishcyclicCharacterized by, or moving in cycles, or...
3Frenchcycliquecyclic, cyclical
4Latincyclicusof a cycle (of epic poems), cyclic
5Ancient Greekκύκλοςcircle, ring; Any circular object, such as a...
6Proto-Indo-Europeankʷékʷloswheel; circle
7Proto-Indo-Europeankʷel-to turn
Every word from Proto-Indo-European sek-Every word from Proto-Indo-European séksusEvery word from Proto-Italic seksus