different between sprocket vs derailleur

English

Alternative forms

• splocket

Etymology

Unknown. First attested in the 16th century.

Pronunciation

• (Received Pronunciation) IPA^(key): /sp??k?t/
• Rhymes: -?k?t

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

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

• sprocket wheel

Translations

See also

• sprocket on Wikipedia.Wikipedia

Anagrams

• pet rocks

English

Alternative forms

• derailer

Etymology

Borrowed from French dérailleur.

Pronunciation

• (Received Pronunciation) IPA^(key): /di??e?lj?/
• (General American) IPA^(key): /di??e?l?/

Noun

derailleur (plural derailleurs)

1. The mechanism on a bicycle used to move the chain from one sprocket (gear) to another.
2. The entire gearset on a bicycle with such a mechanism.

Translations

Dutch

Alternative forms

• dérailleur (superseded)

Etymology

Borrowed from French dérailleur.

Pronunciation

• IPA^(key): /?de?.ra??jø?r/
• Hyphenation: de?rail?leur
• Rhymes: -ø?r

Noun

derailleur m (plural derailleurs)

1. derailleur (mechanism to move from one gear to another)

Derived terms