Editing Code (disambiguation) (section)

==Science and technology==
* [[Code (coding theory)]], a subset of cardinality at least two of a Hamming space
* [[Code (cryptography)]], device for hiding the meaning of a message
* [[Code (semiotics)]], device to carry information in a verbal and/or nonverbal form
* [[Code (set theory)]], set with a particular isomorphism to another set
* [[Barcode]], an optical, machine-readable representation of a numeric code that identifies the object to which it is attached
* [[Baudot code]], used in telegraphy
* [[Diagnosis code]], used to translate medical conditions into statistical codes, also used for the purpose of health care planning and reimbursement
* [[Encoding (memory)]], storage and recalling of information by organisms
* [[Genetic code]], a correspondence between the structures of messenger RNA and proteins
* [[Hospital emergency codes]], used in hospitals worldwide to alert staff to various emergencies
* [[Morse code]], a method with which humans can transmit letters using only short and long pulses
* [[Nomenclature codes]], rulebooks of scientific naming convention
* [[Serial code]] or serial number