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ENGLISH · A WORD WITH POSSIBILITIES

americium.

The chemical element (symbol Am) with an atomic number of 95.

9 characters4 syllables approx.English language

Meaning & usage

noun/ˌæməˈɹɪsiəm/
  1. The chemical element (symbol Am) with an atomic number of 95.

    uncountable · usually
  2. The chemical element (symbol Am) with an atomic number of 95. An atom of this element.

    countable · usually
Where this word comes from

From Americ(as) + -ium, by analogy with europium.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.