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exthorio
Language
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Contents
1
English
1.1
Etymology
1.2
Noun
1.2.1
Coordinate terms
English
edit
Etymology
edit
Latin
ex
(
“
out of
”
)
+
thōriō
(
“
thorium
”
)
Noun
edit
exthorio
(
uncountable
)
(
obsolete
)
Obsolete
form of
thoron
(
“
radon-220
”
)
.
Coordinate terms
edit
exactinio
(radon-219)
exradio
(radon-222)