combination lock: meaning, definition, pronunciation and examples
B1Neutral
Quick answer
What does “combination lock” mean?
A lock opened by rotating a dial through a specific sequence of numbers or letters, rather than by using a key.
Audio
Pronunciation
Definition
Meaning and Definition
A lock opened by rotating a dial through a specific sequence of numbers or letters, rather than by using a key.
A mechanism that secures something (e.g., a locker, briefcase, bicycle) by requiring a memorised sequence to open. Figuratively, it can refer to any complex security system or a problem requiring a specific sequence of actions to solve.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Both varieties use the same term. The numeral sequence may be called the 'code', 'combination', or 'number' in both.
Connotations
Neutral and identical in both varieties. Associated with security, schools, gyms, travel, and personal storage.
Frequency
Equally common in both varieties.
Grammar
How to Use “combination lock” in a Sentence
have/use/attach a combination lock on Nopen/unlock a combination lock with a codeset/reset the combination lock to 1234Vocabulary
Collocations
Examples
Examples of “combination lock” in a Sentence
adjective
British English
- It was a combination-lock mechanism.
- He preferred combination-lock security.
American English
- It was a combination-lock system.
- She bought a combination-lock safe.
Usage
Meaning in Context
Business
Used in contexts of office security for filing cabinets or lockers.
Academic
May appear in texts describing security systems or historical inventions.
Everyday
Common when discussing school, gym, or travel luggage security.
Technical
Used in locksmithing, security engineering, and product specifications.
Vocabulary
Synonyms of “combination lock”
Strong
Neutral
Weak
Vocabulary
Antonyms of “combination lock”
Watch out
Common Mistakes When Using “combination lock”
- Using 'combination' as a verb (e.g., 'I combinationed it open' – INCORRECT; correct: 'I dialled the combination').
- Misspelling as 'combinational lock'.
- Confusing with 'permutation lock' (a technical misnomer).
FAQ
Frequently Asked Questions
A padlock is a portable lock with a shackle; it can be opened by a key OR a combination. A 'combination lock' describes the opening mechanism (using a code). Many padlocks ARE combination locks.
Yes, it can metaphorically describe any complex system or puzzle that requires a specific sequence of actions or information to 'unlock' or solve.
It is redundant but commonly used for clarity. 'The combination' alone is sufficient, as it inherently means the secret code for that lock.
Common verbs include: 'dial the combination', 'enter the code', 'spin the dial to', 'open/unlock the combination lock'.
A lock opened by rotating a dial through a specific sequence of numbers or letters, rather than by using a key.
Combination lock is usually neutral in register.
Combination lock: in British English it is pronounced /ˌkɒmbɪˈneɪʃ(ə)n lɒk/, and in American English it is pronounced /ˌkɑːmbɪˈneɪʃ(ə)n lɑːk/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “"Crack the combination" (solve a difficult puzzle).”
Learning
Memory Aids
Mnemonic
Think: COMBINE numbers to lock or unlock. A 'combination' of correct numbers makes it work.
Conceptual Metaphor
A SECRET KNOWLEDGE IS A KEY (knowing the combination grants access). A PROBLEM IS A LOCK (solving it requires the right sequence).
Practice
Quiz
What is the primary defining feature of a combination lock?