Where does “գլխատառ” come from?

գլխատառ (Armenian) comes from Armenian տառ, from Old Armenian տառ, from Old Armenian տարր, from Proto-Indo-European dóru, from Proto-Indo-European drew- — hard, firm, strong, solid; hard, fast; tree.

գլխատառ (Armenian): capital letter, capital, uppercase letter;...

Definitions

  1. capital letter, capital, uppercase letter;...

Ancestry of “գլխատառ”, step by step

գլխատառ traces back through two separate lines of ancestry.

via Armenian տառ

StepLanguageWordMeaning
1Armenianտառletter
2Old Armenianտառelement; letter, character; letter, epistle
3Old Armenianտարրelement, elementary substance or matter; article;...
4Proto-Indo-Europeandórutree
5Proto-Indo-Europeandrew-hard, firm, strong, solid; hard, fast; tree

via Armenian գլուխ

StepLanguageWordMeaning
1Armenianգլուխhead; top, head of something; top, summit
2Old Armenianգլուխhead; extremity; summit, top; end or beginning;...
Every word from Proto-Indo-European drew-Every word from Proto-Indo-European dóruEvery word from Old Armenian տարր