a system for communication by telegraph, heliograph, etc., in which long and short sounds, light flashes, etc., are used to symbolize the content of a message:
a system used for brevity or secrecy of communication, in which arbitrarily chosen words, letters, or symbols are assigned definite meanings.
any set of standards set forth and enforced by a local government agency for the protection of public safety, health, etc., as in the structural safety of buildings (building code) health requirements for plumbing, ventilation, etc. (sanitary or health code) and the specifications for fire escapes or exits (fire code)
a systematically arranged collection or compendium of laws, rules, or regulations.
any authoritative, general, systematic, and written statement of the legal rules and principles applicable in a given legal order to one or more broad areas of life.
a word, letter, number, or other symbol used in a code system to mark, represent, or identify something:
The code on the label shows the date of manufacture.
Computers. the symbolic arrangement of statements or instructions in a computer program in which letters, digits, etc. are represented as binary numbers; the set of instructions in such a program:
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 binary code, Morse code See also genetic code
a message in code
a symbol used in a code
a conventionalized set of principles, rules, or expectations a code of behaviour
a system of letters or digits used for identification or selection purposes
c.1300, from O.Fr. code "system of laws," from L. codex, earlier caudex "book, book of laws," lit. "tree trunk," hence, wooden tablet for writing. The sense in "secret code" is 1808. Codify first attested c.1800.
A system of signals used to represent letters or numbers in transmitting messages.
The instructions in a computer program. Instructions written by a programmer in a programming language are often called source code. Instructions that have been converted into machine language that the computer understands are called machine code or executable code. See also programming language.