mesonium
English
Etymology
From
meson
+
-ium
.
Noun
mesonium
(
plural
mesoniums
)
(
physics
)
Any
exotic atom
formed from a
meson
and an
electron
Translations
type of exotic atom
Chinese:
Mandarin:
介子偶素
(
jièzǐ'ǒusù
)