Crossword clue: designating sound transmission or recording or reproduction over a single channel
2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
an acute disease characterized by fever and swollen lymph nodes and an abnormal increase of mononuclear leucocytes or mo
designating sound transmission or recording or reproduction over a single channel