SIDEROSTAT

Etymology

Noun

siderostat (plural siderostats)

(astronomy) A heliostat that may be used with stars as well as the sun.

Source: Wiktionary


Sid"er*o*stat, n. Etym: [L. sidus, sideris, a star + Gr. (Astron.)

Definition: An apparatus consisting essentially of a mirror moved by clockwork so as to throw the rays of the sun or a star in a fixed direction; -- a more general term for heliostat.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

1 November 2024

DECLINE

(verb) inflect for number, gender, case, etc.; “in many languages, speakers decline nouns, pronouns, and adjectives”


coffee icon

Coffee Trivia

According to WorldAtlas, Canada is the only non-European country to make its top ten list of coffee consumers. The United States at a distant 25 on the list.

coffee icon