LLexicon Workbenchv2.1

Actinide

nounverified·updated May 18, 2026

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any of a series of radioactive elements with atomic numbers 89 through 103

Classifications

per-axis with provenance

Entity Type

Unknown—authoritativeglossary_import_default_pending_classifier

?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

4 surface forms

synonym: actinoid
plural: Actinides
possessive: Actinide's
pluralpossessive: Actinides'

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