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codec

/ (ˈkəʊˌdɛk) /
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noun

electronics a set of equipment that encodes an analogue speech or video signal into digital form for transmission purposes and at the receiving end decodes the digital signal into a form close to its original

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“Evoke” and “invoke” both derive from the same Latin root “vocāre.”

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Word Origin for codec

C20: from co (de) + dec (ode)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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