The encyclopedicity of American dictionaries ranges from the inclusion of proper names (W3 being one of the exceptions) to encyclopedic-type definitions, through encyclopedic sections in some entries or special appendices.

an œil-de-perdrix pattern

I have had the misfortune to lose my sow and eleven small pigs, I tried my best, so did the vetinary sic surgeons but it was no good, you see she has a slight cold and this caused her to farry a month before time.

Prospective employer - How close to the edge of that cliff can you drive at speed? / First candidate for chauffeurship - Within two inches, easy. / P. E. - And you? / Second candidate - I have driven within half an inch. / P. E. - And you? / Third candidate. - "Sure, I would keep as far away as I could, if it cost me the job.