From Longman Dictionary of Contemporary EnglishDictaphoneDic‧ta‧phone /ˈdɪktəfəʊn $ -foʊn/ noun [countable] trademark BBOan office machine on which you can record speech so that someone can listen to it and type it later
Examples from the Corpus
Dictaphone• He seemed to be reciting, talking into a Dictaphone.• He walks every day, often with a Dictaphone to record his observations.From Longman Business DictionaryDictaphoneDic‧ta‧phone /ˈdɪktəfəʊn-foʊn/ noun [countable] trademarkOFFICE an office machine on which you can record speech so that someone can listen to it and TYPE it later, used especially in the past 