Dictionary.net
XXI
\ɹˌə͡ʊmən twˈɛntiwˈɒn], \ɹˌəʊmən twˈɛntiwˈɒn], \ɹ_ˌəʊ_m_ə_n_ t_w_ˈɛ_n_t_i_w_ˈɒ_n]\
Definitions of XXI
2006 - WordNet 3.0
2011 - English Dictionary Database
Sort: Oldest first
the
cardinal
number
that
is
the
sum
of
twenty
and
one
2006
- WordNet 3.0
By Princeton University
the
cardinal
number
that
is
the
sum
of
twenty
and
one
2011
- English Dictionary Database
By DataStellar Co., Ltd
Word of the day
Quinones
Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.
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