Standard Lemma guide

deadbolt

noun · verb · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • General-American: /ˈdɛdˌboʊ̯lt/
  • CMU ARPABET: D EH1 D B OW2 L T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The part of the lock which is moved when the key is engaged.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so cannot be retracted except by turning the cylinder.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: deadlock

Antonyms: none provided

3

verb

Meaning 3

To fasten or secure with a deadbolt.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

the part of a lock that is engaged or withdrawn with a key

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: bolt

Antonyms: none provided

Broader terms: bar

Narrower terms: safety bolt, safety lock

History

Etymology

From dead + bolt.

Across languages

Translations

6 source translations are retained for this English entry.

  • German: Schlossriegel — part of the lock which is moved when the key is engaged
  • Polish: zasuwka — part of the lock which is moved when the key is engaged
  • French: pêne dormant — kind of lock
  • Polish: zamek ryglowy — kind of lock
  • Polish: zamek zasuwkowy — kind of lock
  • Spanish: cerradura sin manija — kind of lock