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astronomical unit ['æstrə'nɔmɪk(ə)l'ju:nɪt]
astronaut. unité astronomique
 English thesaurus
Astronomical Unit ['æstrə'nɔmɪk(ə)l'ju:nɪt]
abbr. AU (Alex Lilo)
abbr., astronaut. AU (93,000,000 miles)
IT, abbr. AU (Space)
Astronomical Unit distance measurement ['æstrə'nɔmɪk(ə)l'ju:nɪt]
abbr., astr. AU (the distance from the earth to the sun Val_Ships)
astronomical: 30 phrases in 9 subjects
Astronautics3
Astronomy16
Construction1
General1
Life sciences2
Lighting other than cinema1
Measuring instruments1
United Nations4
Water resources1