Where does “句点” come from?

句点 (Japanese) comes from Japanese 句, from Middle Chinese 句 — line.

句点 (Japanese): a full stop

Definitions

  1. a full stop

Ancestry of “句点”, step by step

句点 traces back through two separate lines of ancestry.

via Japanese 句

StepLanguageWordMeaning
1Japanese句a short section from a longer text
2Middle Chinese句line

via Japanese 点

StepLanguageWordMeaning
1Japanese点spot, dot; score, grade, mark; point
2Middle Chinese點mark, spot; dot, mark
Every word from Middle Chinese 句 →Every word from Japanese 句 →