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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - A soft silvery metallic element of the rare earth group having no stable isotope.

Usage examples (21)
  • It's live and it's all about promethium, element 61.
  • Hanford does it another way ... they always seem to generate too much promethium ... '
  • So's part of the sea floor — for the promethium mining and lutigestoid mariculture projects.
  • For an issue in which chemical numbers are important it's odd that the razor company would be named after promethium, element 61, which is nasty, radioactive stuff. for more
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