thulium

erbium$\longleftarrow$ 69 $\longrightarrow$ytterbium

Pronunciation

• enPR: thū'lēəm, IPA ^(key): /ˈθしーたjuːliəm/; enPR: tho͞o'lēəm, IPA ^(key): /ˈθしーたuːliəm/

• Audio (US)

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Noun

Singular thulium

Plural none

1. (uncountable) Thulium is a metallic (meaning made of metal) element with an atomic number of 69 and symbol Tm.