code.
A short textual designation, often with little relation to the item it represents.
Meaning & usage
A short textual designation, often with little relation to the item it represents.
This flavour of soup has been assigned the code WRT-9.
A body of law, sanctioned by legislation, in which the rules of law to be specifically applied by the courts are set forth in systematic form; a compilation of laws by public authority; a digest.
Any system of principles, rules or regulations relating to one subject.
The medical code is a system of rules for the regulation of the professional conduct of physicians.
The naval code is a system of rules for making communications at sea by means of signals.
A set of rules for converting information into another form or representation.
A set of rules for converting information into another form or representation. A codeword, code point, an encoded representation of a character, symbol, or other entity.
The ASCII code of "A" is 65.
A message represented by rules intended to conceal its meaning.
A cryptographic system using a codebook that converts words or phrases into codewords.
Instructions for a computer, written in a programming language; the input of a translator, an interpreter or a browser, namely: source code, machine code, bytecode.
Object-oriented C++ code is easier to understand for a human than C code.
I wrote some code to reformat text documents.
A program.
A particular lect or language variety.
An emergency requiring situation-trained members of the staff.
A set of unwritten rules that bind a social group.
girl code
A sport or league of a specific type of football, such as rugby league or the NRL
Where this word comes from
Etymology tree Latin caudex Latin cōdex Old French codebor. Middle English code English code From Middle English code (“system of law”), from Old French code (“system of law”), from Latin cōdex, later form of caudex (“the stock or stem of a tree, a board or tablet of wood smeared over with wax, on which the ancients originally wrote; hence, a book, a writing.”). Doublet of codex. Verb etymology 1, verb sense 7 is an ellipsis of code blue (“medical emergency”).
To write software programs.
I learned to code on an early home computer in the 1980s.
To add codes to (a data set).
To categorise by assigning identifiers from a schedule, for example CPT coding for medical insurance purposes.
To encode.
We should code the messages we send out on Usenet.
To encode a protein.
To call a hospital emergency code.
coding in the CT scanner
Of a patient, to suffer a sudden medical emergency (a code blue) such as cardiac arrest.
Where this word comes from
Etymology tree Latin caudex Latin cōdex Old French codebor. Middle English code English code From Middle English code (“system of law”), from Old French code (“system of law”), from Latin cōdex, later form of caudex (“the stock or stem of a tree, a board or tablet of wood smeared over with wax, on which the ancients originally wrote; hence, a book, a writing.”). Doublet of codex. Verb etymology 1, verb sense 7 is an ellipsis of code blue (“medical emergency”).
Alternative form of cod.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.