astronomy

Signification

1. The study of the physical universe beyond the Earth's atmosphere, including the process of mapping locations and properties of the matter and radiation in the universe.
2. (obsolete) Astrology.

Prononcé comme (IPA)

/əˈstɹɑn.ə.mi/

Étymologie

From Middle English astronomie, astronemy, from Old French astronomie, equivalent to astro- + -nomy. Displaced native Old English tungolcræft.

Phrases

He chose the subject 'Radio Astronomy and the Structure of the Universe'.

Il a choisi le sujet «radio-astronomie et structure de l'univers».

Consequently , parts of the L-band are protected radio astronomy allocations worldwide .

Par conséquent, certaines parties de la bande L sont des allocations de radio-astronomie protégées dans le monde.