This is the 16662nd most frequent Russian word.
сигналам
The Russian word "сигналам" means "to signals" (dative plural form of "сигнал").
Here, 'сигналам' is used in the plural dative case to indicate indirect objects receiving responses from the subject.
Я отвечаю на сигналам, приходящим от приборов.
I respond to the signals coming from the devices.
In this sentence, 'сигналам' is in the dative case, showing the targets of adaptation.
Мы должны адаптироваться к новым сигналам окружающей среды.
We need to adapt to the new signals of the environment.
'Сигналам' here is in the dative case, used to signify the objects being listened to.