English Explanatory Dictionary

roughness length

English dictionary entry

Meanings

noun
  1. 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.

Word forms

roughness length roughness lengths

Etymology

So called because it is typically related to the height of terrain roughness elements.

This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
Back to search All on R Russian dictionary Dahl dictionary