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AMMONIA CLOCK
\amˈə͡ʊni͡ə klˈɒk], \amˈəʊniə klˈɒk], \a_m_ˈəʊ_n_iə k_l_ˈɒ_k]\
Definitions of AMMONIA CLOCK
2006 - WordNet 3.0
2011 - English Dictionary Database
Sort: Oldest first
an
atomic
clock
based
on
vibrational
frequency
of
the
nitrogen
atom
in
the
ammonia
molecule
2006
- WordNet 3.0
By Princeton University
an
atomic
clock
based
on
vibrational
frequency
of
the
nitrogen
atom
in
the
ammonia
molecule
2011
- English Dictionary Database
By DataStellar Co., Ltd
Word of the day
Pulse, long
One which strikes the finger to a great extent in length.
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ammoniac