ASTRONOMICAL UNIT


Meaning of ASTRONOMICAL UNIT in English

transcription, транскрипция: [ noun ]

Date: 1903

: a unit of length used in astronomy equal to the mean distance of the earth from the sun or about 93 million miles (150 million kilometers)

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.