thulium.
A metallic chemical element (symbol Tm) with atomic number 69: a fairly soft, easily workable metal with a bright silvery-gray lustre.
Meaning & usage
A metallic chemical element (symbol Tm) with atomic number 69: a fairly soft, easily workable metal with a bright silvery-gray lustre.
A metallic chemical element (symbol Tm) with atomic number 69: a fairly soft, easily workable metal with a bright silvery-gray lustre. An atom of this element.
Where this word comes from
Etymology tree English Thule Proto-Indo-European *-om Proto-Italic *-om Latin -umder. English -ium English thulium From Thule (a poetic name for Scandinavia) + -ium.
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Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.