селе́ктор

nounmasculineinanimatecountablerare

1.
selector, selector switchengineering
Инжене́р поверну́л селе́ктор на пане́ли.
The engineer turned the selector on the panel.
2.
intercom system, conference calltelecommunications
У́тром был селе́ктор с филиа́лами.
There was a conference call with the branches in the morning.
Often about a conference call between a head office and its branches.
3.
(rare) selector, keywordcomputing
В сти́лях испо́льзуется селе́ктор кла́сса.
A class selector is used in the stylesheet.

Examples

Директор собрал всех начальников на селектор.
The director called all the department heads to a conference call.
Переключи селектор каналов на второй.
Switch the channel selector to channel two.
По селектору объявили о срочном совещании.
An urgent meeting was announced over the intercom.