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Definition of videotelephony noun from the Oxford Advanced Learner's Dictionary

videotelephony

noun
 
/ˌvɪdiəʊtəˈlefəni/
 
/ˌvɪdiəʊtəˈlefəni/
[uncountable]
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  1. the process of sending video signals along phone wiresTopics Phones, email and the internetc2
See videotelephony in the Oxford Advanced American Dictionary
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