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telephone

In a sentence
Telefónny operátor požiadal volajúceho aby čakal, kým nebude spojenie.
The telephone operator asked the caller to hold on until a connection was made.
Kde je telefónny zoznam?
Where's the telephone book?
Telefónny hovor prerušil výpadok siete.
A network outage interrupted the telephone call.
Telefónne číslo nájdete na vizitke pri dverách.
You can find the telephone number on the card by the door.
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.