oxygen
English Dictionary
->
Letter O
-> oxygen
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oxygen Definition
(n)
a
nonmetallic
bivalent
element
that
is
normally
a
colorless
odorless
tasteless
nonflammable
diatomic
gas
;
constitutes
21
percent
of
the
atmosphere
by
volume
;
the
most
abundant
element
in
the
earth
''
s
crust
oxygen Synonyms
atomic number 8
O
oxygen
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