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century

In a sentence
Nie je devätnáste storočie.
It's not the 19th century.
Tento hrad pochádza z pätnásteho storočia.
This castle dates from the fifteenth century.
Za posledné storočie sa mesto výrazne zmenilo.
Over the last century the city has changed markedly.
V dvadsiatom storočí sa doprava úplne zmenila.
In the twentieth century transport changed completely.
Examples from Tatoeba (CC BY 2.0 FR).
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Includes Tatoeba example sentences when present.
Full attribution on References.