出典:Wiktionary
出典:『Wiktionary』 (2026/09/14 21:26 UTC 版)
From German Oleum, from Latin oleum (“olive oil”), from Ancient Greek ἔλαιον (élaion, “olive oil”). Doublet of oil.
oleum (countable and uncountable, plural oleums)
oleum n (genitive oleī); second declension
Second-declension noun (neuter).
| singular | plural | |
|---|---|---|
| nominative | oleum | olea |
| genitive | oleī | oleōrum |
| dative | oleō | oleīs |
| accusative | oleum | olea |
| ablative | oleō | oleīs |
| vocative | oleum | olea |
出典:Wikipedia
出典:『Wikipedia』 (2011/06/27 10:00 UTC 版)
Oleum (Latin oleum = "oil"), or fuming sulfuric acid refers to a solution of various compositions of sulfur trioxide in sulfuric acid or sometimes more specifically to disulfuric acid (also known as pyrosulfuric acid).
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camellia-seed oil
オオアリ
nilgais