Meanings
nounmetastable isomer (plural metastable isomers)
plural metastable isomers
- natural sciencesAn excited state of an isotope, often having different a spin quantum number (designated with an m)
Synonyms: metastate
Synonyms & antonyms
nounAn excited state of an isotope, often having different a spin quantum number (designated with an m)
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Cite this entry
APA
metastable isomer. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/metastable%20isomer
MLA
“metastable isomer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/metastable%20isomer. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “metastable isomer,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/metastable%20isomer.
Source: metastable isomer on Wiktionary, CC BY-SA 4.0.