HELIOSTAT


Meaning of HELIOSTAT in English

noun Etymology: New Latin ~a, from 1heli- + Greek -statēs -stat Date: 1747 an instrument consisting of a mirror mounted on an axis moved by clockwork by which a sunbeam is steadily reflected in one direction

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.