English to English

noun (n)

• (nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind(noun.artifact)

  Synonym:
  sheet, shroud, tack, weather sheet
  

  source: wordnet30
• One of the ropes by which the mainsail is hauled aft and trimmed.(noun)

  source: webster1913