cos

A noun with two distinct meanings: in mathematics, it is the ratio of the adjacent side to the hypotenuse of a right-angled triangle; in culinary contexts, it refers to a type of lettuce with long dark-green leaves forming a loosely packed elongated head.

• 🇵🇹Substantivo com dois sentidos principais: em matemática, a razão entre o cateto adjacente e a hipotenusa de um triângulo retângulo; em contexto culinário, um tipo de alface de folhas longas, verde-escuras, que formam uma cabeça frouxa e alongada.

1. Trigonometric function B2 formal scientific

   The ratio of the length of the adjacent side to the length of the hypotenuse in a right-angled triangle.

   • The cosine of 60 degrees is 0.5.
   • In this equation, cos theta equals the adjacent side divided by the hypotenuse.
   • We used the cos function to calculate the angle.

   🇵🇹Cosseno

   Sinônimos: cosine

2. Type of lettuce B1 formal culinary

   A variety of lettuce with long, dark-green leaves that form a loosely packed, elongated head.

   • I bought a head of cos lettuce for the salad.
   • Cos lettuce is often used in Caesar salads.
   • The leaves of cos lettuce are crisp and slightly bitter.

   🇵🇹Alface-romana

   Sinônimos: romaineromaine lettuce