Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
noun
A hierarchical communication structure used to rapidly notify a group of people during emergencies or critical events.
Definition source: English Wiktionary via Wiktextract
Topics: communications, electrical-engineering, engineering, natural-sciences, physical-sciences, telecommunications
No example sentence was provided for this meaning.
Synonyms: phone tree
Antonyms: none provided
Broader terms: hierarchy, tree
History
No etymology was provided for this word.
Across languages
1 source translations are retained for this English entry.
