Iestyn is preparing a class for 7-9 in Biology with the game Galactic Patrol

The definition of code

6 Definitions of: code

    1. noun, a system of letters or symbols, and rules for their association by means of which information can be represented or communicated for reasons of secrecy, brevity, etc. See also genetic code
    2. noun, a message in code
    3. noun, a symbol used in a code
    4. noun, a conventionalized set of principles, rules, or expectations
    5. noun, a system of letters or digits used for identification or selection purposes
    6. verb, to translate, transmit, or arrange into a code
    7. Show me some examples of this word: code
    8. Show me the etymology of the word: code

From Collins