(37 results)
1 letter:
.
2 letters:
ci,
pm,
th,
tm
5 letters:
curie,
heavy,
label
6 letters:
tracer
7 letters:
thorium,
thulium,
tritium
8 letters:
isotopic
9 letters:
abundance,
carbon 14,
cobalt 60,
deuterium
10 letters:
cesium 137,
iodine-125,
iodine-131,
promethium
11 letters:
atomic mass,
radioactive,
radiocarbon,
thorium-228,
uranium 235,
uranium 238
12 letters:
radioisotope,
radiothorium,
strontium 90
13 letters:
beta particle,
plutonium 239,
radiochlorine
14 letters:
heavy hydrogen
16 letters:
atomic number 61,
atomic number 69,
atomic number 90
Commonly used words are shown in bold. Rare words are dimmed. Click on a word above to view its definition.
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