rubidus
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English
Etymology
Noun
rubidus (plural rubiduses)
- A butterfly, hybrid between the viceroy (Limenitis archippus) and the red-spotted purple (Limenitis arthemis astyanax).
Latin
Etymology
From Proto-Indo-European *h₁rewdʰ- (“red”) + -idus. Related to rubeō (“to be red”), but the different ablaut grades suggest that the adjective is not directly derived from the stative verb.
Pronunciation
Adjective
rūbidus (feminine rūbida, neuter rūbidum); first/second-declension adjective
- dark red
- c. 177 CE, Aulus Gellius, Noctes Atticae 2.26.14:
- "Rubidus" autem est rufus atrior et nigrore multo inustus
- However, "rubidus" is a darker red and burned with much blackness.
- "Rubidus" autem est rufus atrior et nigrore multo inustus
- (of bread, precise meaning uncertain) red-brown (or) twice-baked (or) partially baked
Declension
First/second-declension adjective.
| Number | Singular | Plural | |||||
|---|---|---|---|---|---|---|---|
| Case / Gender | Masculine | Feminine | Neuter | Masculine | Feminine | Neuter | |
| Nominative | rūbidus | rūbida | rūbidum | rūbidī | rūbidae | rūbida | |
| Genitive | rūbidī | rūbidae | rūbidī | rūbidōrum | rūbidārum | rūbidōrum | |
| Dative | rūbidō | rūbidō | rūbidīs | ||||
| Accusative | rūbidum | rūbidam | rūbidum | rūbidōs | rūbidās | rūbida | |
| Ablative | rūbidō | rūbidā | rūbidō | rūbidīs | |||
| Vocative | rūbide | rūbida | rūbidum | rūbidī | rūbidae | rūbida | |
Synonyms
Related terms
References
- ^ "*Jocidus: an account of the Latin adjectives in -idus", Alan J Nussbaum, 1999.
Further reading
- “rubidus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- rubidus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.