This is the 14805th most frequent Polish word.
ratunkowa
"Ratunkowa" means "rescue" or "emergency" (adjective).
In this sentence, 'ratunkowa' is used as an adjective to describe the noun 'łódź' (boat), specifying that it is meant for rescue purposes.
Łódź ratunkowa została zwodowana podczas ćwiczeń.
The rescue boat was launched during the drill.
Here, 'ratunkowe' modifies 'ekipy' (teams), defining their purpose as for rescue operations.
Ekipy ratunkowe szybko dotarły na miejsce katastrofy.
The rescue teams quickly arrived at the disaster site.
In this context, 'ratunkowa' functions as an adjective for 'linia' (line), indicating its function as a help or crisis line.