The DICT Development Group
4 definitions found
From The Collaborative International Dictionary of English v.0.48 :
au \a.u.\ n.
1. (Astron.) the unit of length equal to the mean distance of
the Earth from the sun, about 93 million miles (150
million kiometers); -- used almost exclusively in
astronomy, or to describe astronomical distances.
Syn: astronomical unit, AU, A.U.
From WordNet (r) 3.0 (2006) :
n 1: a soft yellow malleable ductile (trivalent and univalent)
metallic element; occurs mainly as nuggets in rocks and
alluvial deposits; does not react with most chemicals but
is attacked by chlorine and aqua regia [syn: gold, Au,
atomic number 79]
2: a unit of length used for distances within the solar system;
equal to the mean distance between the Earth and the Sun
(approximately 93 million miles or 150 million kilometers)
[syn: Astronomical Unit, AU]
From V.E.R.A. -- Virtual Entity of Relevant Acronyms (September 2014) :
From The Free On-line Dictionary of Computing (18 March 2015) :
1. The two character country code for Australia
used in Internet domain names.
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