radioactive waste

1. 1.

   useless radioactive materials that are left after some laboratory or commercial process is completed

   Broaderradioactive material

   Narrowerhigh-level radioactive wastelow-level radioactive waste

Questions about radioactive waste

What does radioactive waste mean?

radioactive waste means "useless radioactive materials that are left after some laboratory or commercial process is completed".

Is radioactive waste a common word?

radioactive waste is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.