A situation, common in Asia, in which an area of intact habitat no longer has birdsong as a result of having had all songbirds trapped out for the cagebird trade.

(dated) A vacuum coffee maker.

A voivodeship of Poland.

(idiomatic) A tacit agreement not to discuss a certain topic

(business) The execution of business transactions between electronic devices or systems without human interaction.

(obsolete) silent

a concept of social interaction, which states that people tend to assume that a lack of response to an action as a tacit approval of that action

Alternative form of silence is violence

(21st century) Inaction or indifference towards violence aimed at oppressed groups is tantamount to direct violence against those groups.

plural of radio silence