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in the PONS Dictionary

atom [ˈætəm, Am ˈæt̬-] N PHYS

atom
Atom nt <-s, -e>
atom fig
if you had an atom of feeling ...

ˈatom bomb N

atom bomb
Atombombe f <-, -n>

carbon atom N

carbon atom

hydrogen atom

magnesium atom N

oxygen atom [ˈɒksɪdʒənˌætəm] N

oxygen atom

free oxygen atom N