code (codes plural & 3rd person present) (coding present participle) (coded past tense & past participle )
1 n-count A code is a set of rules about how people should behave or about how something must be done.
...Article 159 of the Turkish penal code.
2 n-count A code is a system of replacing the words in a message with other words or symbols, so that nobody can understand it unless they know the system.
They used elaborate secret codes, as when the names of trees stood for letters...
3 n-count A code is a group of numbers or letters which is used to identify something, such as a postal address or part of a telephone system.
Callers dialing the wrong area code will not get through.
4 n-count A code is any system of signs or symbols that has a meaning.
It will need different microchips to reconvert the digital code back into normal TV signals.
5 n-count The genetic code of a person, animal or plant is the information contained in DNA which determines the structure and function of cells, and the inherited characteristics of all living things.
Scientists provided the key to understanding the genetic code that determines every bodily feature. V n
6 verb To code something means to give it a code or to mark it with its code.
He devised a way of coding every statement uniquely... V n
7 n-uncount Computer code is a system or language for expressing information and instructions in a form which can be understood by a computer. (COMPUTING)
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bar code
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Highway Code
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machine code
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morse code
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postcode
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zip code