English Dictionary |
COBALT 60
Dictionary entry overview: What does cobalt 60 mean?
• COBALT 60 (noun)
The noun COBALT 60 has 1 sense:
1. a radioactive isotope of cobalt with mass number 60; a source of exceptionally intense gamma rays; used in radiation therapy
Familiarity information: COBALT 60 used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
A radioactive isotope of cobalt with mass number 60; a source of exceptionally intense gamma rays; used in radiation therapy
Classified under:
Nouns denoting substances
Hypernyms ("cobalt 60" is a kind of...):
atomic number 27; Co; cobalt (a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition)
Learn English with... Proverbs |
"Cut your coat according to your cloth." (English proverb)
"Many have fallen with the bottle in their hand." (Native American proverb, Lakota)
"The path is made by walking." (African proverb)
"Do not wake sleeping dogs." (Dutch proverb)
"Many have fallen with the bottle in their hand." (Native American proverb, Lakota)
"The path is made by walking." (African proverb)
"Do not wake sleeping dogs." (Dutch proverb)