Examples of “code” in a Sentence

noun Instructions written in a programming language that a computer can run.

• The developers checked every line of code before releasing the update.
• She spent all afternoon debugging the code.
• He rewrote the code to make the app load faster.

noun A system of symbols or signals used to represent information secretly or compactly.

• Each letter in the message was swapped for a number, so it looked like a secret code.
• Morse code uses short and long signals to spell out words.
• The spies communicated using a simple substitution code.

noun A formal set of laws, rules, or principles governing a subject or group.

• Doctors follow a strict code of ethics when treating patients.
• The school's dress code says that everyone must wear a uniform.
• The company's code of conduct bans discrimination of any kind.

verb To write instructions for a computer program.

• My sister is learning to code so she can build her own website.
• They code in the evenings after the children have gone to bed.
• He taught himself to code over the summer.