Definition of strake in English:



  • 1A continuous line of planking or plates from the stem to the stern of a ship or boat.

    • ‘Moreover ship strakes were apparently used as funerary biers, and animals and weapons were sacrificed.’
    • ‘The felling of strakes used in its clinker-built hull has been dated by dendrochronology to the 880s.’
    • ‘The townsmen had the bright idea of rejuvenating an older ship to save on costs, by adding ash upper strakes, creating a ‘new’ warship.’
    • ‘These had rounded hulls and strakes gathered into the upper end of the latter and not, as in a cog, ending at the stem and stern posts.’
    • ‘The cord is sewn through the ribs and the strakes, with special cleats left on the planks for the job.’
  • 2A protruding ridge fitted to an aircraft or other structure to improve aerodynamic stability.

    • ‘The aircraft manufacturer claims that it offers best-in-class aerodynamics, partly due to the use of underbody strakes.’
    • ‘The strakes provide an aerodynamic balance to offset the effect of the radome on the upper surface of the fuselage.’
    • ‘Pat Lindauer evaluated the strake kit installation in 10 flight hours flown over the course of nine flights Feb. 5-14.’
    • ‘The aircraft structure incorporates larger strakes below the rear section of the fuselage below the position of the tail fin.’
    • ‘Testing will also take place to determine if the strakes will yield the same benefits when installed on a helicopter.’


Middle English: from Anglo-Latin stracus, straca; probably from the Germanic base of the verb stretch.