noun · 7 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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Received-Pronunciation:/ˈspɹɒkɪt/
US:Recorded audio is listed in the source snapshot.
rhymes with -ɒkɪt
CMU ARPABET:S P R AA1 K AH0 T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A toothed wheel that enmeshes with a chain or other perforated band.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: sprocket wheel
Antonyms: none provided
2
noun
Meaning 2
The tooth of such a wheel.
Definition source: English Wiktionary via Wiktextract
Usage: plural-normally
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
A flared extension at the base of a sloped roof.
Definition source: English Wiktionary via Wiktextract
Topics: architecture
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A placeholder name for an unnamed, unspecified, or hypothetical manufactured good or product.
Definition source: English Wiktionary via Wiktextract
Examples
Suppose we have a widget factory that produces 100 widgets per year, and a sprocket factory that produces 200 sprockets per year.
Meaning relationships
Synonyms: widget
Antonyms: none provided
5
noun
Meaning 5
tooth on the rim of gear wheel
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: cog
Antonyms: none provided
Broader terms: tooth
6
noun
Meaning 6
thin wheel with teeth that engage with a chain
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: sprocket wheel
Antonyms: none provided
Broader terms: wheel
7
noun
Meaning 7
roller that has teeth on the rims to pull film or paper through
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: roller
History
Etymology
Unknown. First attested in the 16th century. Perhaps related to Italian rocchetto (“spool”), spoletta (“spool”), sprone (“spur”), or English spoke, spike, spur.
Across languages
Translations
51 source translations are retained for this English entry.