Where does “dialogual” come from?

dialogual (English) comes from English dialogue, from Middle English dialog, from Old French dialoge, from Latin dialogus, from Ancient Greek διάλογος, from Ancient Greek διαλέγω, from Ancient Greek δῐᾰ-, from Ancient Greek διά — two.

dialogual (English): Of or relating to a dialogue

Definitions

  1. Of or relating to a dialogue

Ancestry of “dialogual”, step by step

dialogual traces back through two separate lines of ancestry.

via English dialogue

StepLanguageWordMeaning
1EnglishdialogueA conversation or other form of discourse between...
2Middle EnglishdialogA literary discussion or a work written as one;...
3Old Frenchdialoge
4Latindialogusdiscussion, conversation, dialogue
5Ancient Greekδιάλογοςconversation, dialogue
6Ancient Greekδιαλέγωto choose, gather, pick (out), select
7Ancient Greekδῐᾰ-apart; through, across; through; in different...
8Ancient Greekδιάthroughout
9Proto-Indo-Europeandwístwice, doubly; in two
10Proto-Indo-Europeandwóh₁two

via English AL

StepLanguageWordMeaning
1EnglishALInitialism of assembly language; Initialism of...
2Dutchalall, all of; already; yet
3Middle Dutchalall, all of; completely; even though, no matter...
4Old Dutchāl
5Proto-West Germanicallall
6Proto-Germanicallazall
7Proto-Indo-Europeanh₂él-to grow, nourish
Every word from Proto-Indo-European dwóh₁