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Definition 2025
celtium
celtium
English
Noun
celtium (uncountable)
- (chemical element, obsolete) A supposed chemical element of the rare earth group (proposed symbol Ct), later determined to be identical to lutetium.
Latin
Noun
celtium n (genitive celtiī); second declension
Inflection
Second declension.
| Case | Singular | Plural |
|---|---|---|
| nominative | celtium | celtia |
| genitive | celtiī | celtiōrum |
| dative | celtiō | celtiīs |
| accusative | celtium | celtia |
| ablative | celtiō | celtiīs |
| vocative | celtium | celtia |