Standard Lemma guide

cassiopeium

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˌkæsi.əˈpiːəm/
  • /ˌkæsi.oʊˈpiːəm/

1

noun

Meaning 1

The original name of the element lutetium.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Cassiopeia + -ium.

Across languages

Translations

1 source translations are retained for this English entry.

  • Italian: cassiopeio — original name of lutetium