sprocket

English

Sprocket (def. 1) with chain

Cross-section of a mansard roof, with sprocket (def. 3)

Alternative forms

• splocket

Etymology

Unknown. First attested in the 16th century.

Pronunciation

• (Received Pronunciation) IPA^(key): /spɹɒkɪt/

• Audio (US):

  (file)

• Rhymes: -ɒkɪt

Noun

sprocket (plural sprockets)

1. (mechanical engineering) A toothed wheel that enmeshes with a chain or other perforated band.
2. (usually in the plural) The tooth of such a wheel.
3. (architecture) A flared extension at the base of a sloped roof.
4. A placeholder name for an unnamed, unspecified, or hypothetical manufactured good or product.

   Synonym: widget

   Suppose we have a widget factory that produces 100 widgets per year, and a sprocket factory that produces 200 sprockets per year.

Usage notes

Although sprockets are sometimes referred to as gears, there is a technical distinction between the two: sprockets interact with chains, whereas gears interact with other gears.

Derived terms

• intersprocket
• sprocket wheel

Translations

toothed wheel

• Bulgarian: зъбно колело n (zǎbno kolelo)
• Chinese:

  Mandarin: please add this translation if you can

• Danish: tandhjul (da) n
• Dutch: kettingwiel n
• Esperanto: pinjono, dentradeto
• Finnish: ketjupyörä (fi), hammaspyörä (fi), ratas (fi)
• French: pignon (fr)
• German: Kettenrad (de) n, Ritzel n
• Hungarian: lánckerék (hu)
• Italian: rocchetto (it) m, pignone (it) m, ruota dentata (it) f, puleggia dentata f
• Norwegian:

  Bokmål: drev (no) n

  Nynorsk: drev n

• Polish: zębatka f
• Portuguese: pinhão (pt)
• Russian: цепно́е колесо́ n (cepnóje kolesó), звёздочка (ru) f (zvjózdočka)
• Spanish: piñón (es) m, corona (es) f
• Swedish: tandkrans c, kedjehjul (sv) n, tandhjul n, drev (sv) n
• Turkish: zincir dişlisi, zincir çarkı
• Vietnamese: đĩa (vi), bánh răng (vi)

tooth of such wheel

• Bulgarian: зацепващ зъб m (zacepvašt zǎb)
• Chinese:

  Mandarin: please add this translation if you can

• Finnish: hammas (fi)
• French: dent (fr) f
• Italian: dente (it) m
• Russian: зубе́ц (ru) m (zubéc)
• Spanish: diente (es) m
• Turkish: diş (tr)
• Vietnamese: đĩa (vi), bánh răng (vi)

extension of roof

• Chinese:

  Mandarin: please add this translation if you can

• Dutch: uitbreker m, hoekkeper (nl) m
• Finnish: lippa (fi)
• French: coyau (fr) m
• German: Aufschiebling m, Eselsohr (de) n
• Italian: passafuori m
• Russian: please add this translation if you can
• Spanish: please add this translation if you can

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• Serbo-Croatian: ^{(please verify)} zupčànīk (sh) m

See also

• sprocket on Wikipedia.Wikipedia

Anagrams

• pet rocks