X
ProbableNamed from the place

California king

noun · first attested 20th century

A California king is narrower than an ordinary king, not bigger.

A mattress size four inches narrower and four inches longer than a standard king.

California·United States

37.0000°N -120.0000°W · Q99

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Record

Relationship
Named from the place
Confidence
ProbableThe conventional story is likely, with caveats.
Attested
20th century
Part of speech
noun

Explanations here are written for this atlas. Dictionary text is not copied; the sources are linked so the claim can be checked.

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    California

  2. In English

    California king

The entry

The size is generally traced to Los Angeles mattress makers in the 1960s, who built extra-long beds for large houses and let the trade name follow. No single inventor is documented, and the dimensions were only pinned down later by the industry.

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