Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun atomic_number_43

1 sense of atomic number 43

Sense 1
technetium, Tc, atomic number 43 -- (a crystalline metallic element not found in nature; occurs as one of the fission products of uranium)
       => metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)