How to Use "Code" with Example Sentences

code (n): a system of letters, numbers, or symbols used to store or send information secretly or in a shorter form; rules for behavior

Listen to the Lesson | Listen with pause

Used with adjectives:

"The spy used a secret code."
(secret, special)

"Do you know Morse code?"
(Morse)

"What is your area code?"
(area, postal, zip)

"Do you know the building's security code?"
(security, access)

"The store products have bar codes."
(bar)

"We follow a strict code."
(strict, unwritten, ethical, moral)

"This school has a dress code."
(dress)

"You must obey the civil code."
(civil, criminal, penal)

Used with verbs:

"The CIA couldn't break the code."
(break, crack, unlock)

"They use a code to send messages."
(used, invented, made up)

"She writes computer codes."
(writes)

"He didn't obey the code of conduct."
(obey, follow)

"You have violated our code."
(violated, disobeyed, broken, betrayed)

Used with nouns:

"You can't enter without the code word."
(word, number, phrase)

"The soldiers all had code names."
(names)

"She's a military code breaker."
(breaker)