Where does “dialogist” come from?

dialogist (English) comes from English dialog, 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.

dialogist (English): A writer of dialogs; A speaker within a dialogue

Definitions

  1. A writer of dialogs; A speaker within a dialogue

Ancestry of “dialogist”, step by step

dialogist traces back through 3 separate lines of ancestry.

via English dialog

StepLanguageWordMeaning
1EnglishdialogA 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 ist

StepLanguageWordMeaning
1EnglishistA practitioner or supporter of an ism
2English-istAdded to words to form nouns denoting
3Old French-iste
4Latin-ista-ist; one who practises or believes
5Ancient Greek-ιστήςAlternative form of -τής; -ist
6Ancient Greek-τήςAppended to verbs to form agent nouns
7Proto-Hellenic-tās

via French dialoguiste

StepLanguageWordMeaning
1Frenchdialoguistedialogue writer; scriptwriter
2Frenchdialoguedialogue; inflection of dialoguer: ##...
3Middle Frenchdialoguedialogue
4Late Latindialogusdiscussion, conversation, dialogue
Every word from Proto-Indo-European dwóh₁