staple2

 
Pronunciation: /ˈsteɪp(ə)l/

noun

  • 1a main or important element of something: bread, milk, and other staples Greek legend was the staple of classical tragedy
  • a main item of trade or production: rubber became the staple of the Malayan economy
  • 2 [mass noun] the fibre of cotton or wool considered with regard to its length and degree of fineness: [in combination]: jackets made from long-staple Egyptian cotton [as modifier]: he tested the lint for staple length and strength
  • 3 [often with modifier] historical a centre of trade, especially in a specified commodity: proposals were made for a wool staple at Pisa

adjective

[attributive]
  • main or important, especially in terms of consumption: the staple foods of the poor figurative violence is the staple diet of the video generation
  • most important in terms of trade or production: rice was the staple crop grown in most villages

Origin:

Middle English (in staple2 (sense 3 of the noun)): from Old French estaple 'market', from Middle Low German, Middle Dutch stapel 'pillar, emporium'; related to staple1