There are 2 main definitions of TCP in English:

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TCP 1

Entry from British & World English dictionary

noun

[mass noun] British trademark
A disinfectant and germicidal solution containing various phenols and sodium salicylate.
Example sentences
  • Dab affected area lightly twice or thrice daily with cotton wool soaked in TCP.
  • Chlorine is used to make antiseptics such as TCP.
  • She brought him the bottle of TCP after all the stings had been carefully plucked out.

Origin

1930s: abbreviation of trichlorophenyl, part of the chemical name of one of the ingredients.

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There are 2 main definitions of TCP in English:

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TCP 2

Entry from British & World English dictionary

noun

A set of rules that governs the delivery of data over the Internet or other network that uses the Internet Protocol, and sets up a connection between the sending and receiving computers.
Example sentences
  • TCP is also the preferred protocol for most new applications.
  • IFCP maps Fibre Channel frames to a predetermined TCP connection for transport, with a good performance/bandwidth utilization compromise for remote connections.
  • The backdoor is intended to allow a range of attacks to be initiated from infected computers, such as executing arbitrary commands, creating TCP floods, creating DNS floods and searching for email addresses on disk.

Origin

1970s: short for Transmission Control Protocol.

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