Cao
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216882138
2008-06-03T17:27:28Z
77.179.153.178
'''Cao''', '''CaO''', or '''CAO''' can mean:
* [[Calcium oxide]], also known as lime
* [[Chief Administrative Officer]]
* [[Cao Wei]], also called '''''Wei''''', one of the regimes that competed for control of China during the [[Three Kingdoms]] period.
** [[Cao Cao]], founder of '''Cao Wei'''
* ''Cao'' (曹), a Chinese family name, see also [[Cao Cao#The Cao clan]]
* [[Diogo Cão]], a Portuguese explorer in the 15th century
* [[Cao Cao (song)]]
* [[Cao Cao (JJ Lin album)]]
* ''CAO'' is a mnemonic used to teach [[trigonometry]], showing that [[cotangent]] is the [[ratio]] of [[adjacent]] over [[opposite]].
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