Whats the difference between Roger and copy

In fact roger is just a way of saying the letter r which means received.For maritime vhf, copy does not mean the same as roger or received.A pattern, model, or example.The statement do you copy is basically military speak for 'did you hear and understand everything i just said.roger or roger that means yes or understood.Copy that is an acronym, abbreviation or slang word that is explained above where the copy that definition is given.(obsolete) that which is to be imitated, transcribed, or reproduced;

The term roger is used in radio communication to mean that your message has been received and understood.In radiotelegraphy, an operator would send r to indicate that he or she had received a message.Writing paper of a particular size, called also bastard.