An old portrait size, measuring 58 by 94 inches.

(of clothing) Reaching to the knee.

(film) Having the length of a feature film, generally in the range of about 1½ to 3 hours.

(chemistry, physics) The distance between a pair of atoms that are bonded together in a molecule

(of hair, clothing, jewellery, or similar) Reaching the shoulders.

A parameter of some vertical wind profile equations that model the horizontal mean wind speed near the ground; in the log wind profile, it is equivalent to the height at which the wind speed theoretically becomes zero.

plural of Bjerrum length

(physics) The separation at which the electrostatic interaction between two elementary charges is comparable in magnitude to the thermal energy scale.

plural of block length

(computing) The length (in bytes, characters, etc.) of a block of data.