опо́ка
rare #54780
nounfeminineinanimatecountable
- 1.
moulding box, casting flask, mould framefoundry
Распла́вленный мета́лл залили в опо́ку.
The molten metal was poured into the moulding box.
Technical term used in casting and dentistry.
- 2.
(rare) siliceous clay, siliceous earth, opoka (siliceous rock)geology
Бе́рег сложен светло-серой опо́кой.
The bank is made up of light grey siliceous rock.
Examples
Declension
| Singular | Plural | |
|---|---|---|
| Nom.Nominative | опо́ка | опо́ки |
| Gen.Genitive | опо́ки | опо́к |
| Dat.Dative | опо́ке | опо́кам |
| Acc.Accusative | опо́ку | опо́ки |
| Inst.Instrumental | опо́кой опо́кою | опо́ками |
| Prep.Prepositional | опо́ке | опо́ках |
Word familyпока́PRO
- пока́while; for now; until; bye
- опо́каmoulding box; siliceous clay
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Contributions
Iron edited translation 1 week ago.
Lucian edited noun basics 7 years ago.
