A gyre is another name for a swirling vortex. Ocean gyres are large swirling bodies of water that are often on the scale of a whole ocean basin or 1000 s of kilometers across (hundreds to thousands of miles across).
Lean meats are meats with a relatively low fat content. Skinless chicken and turkey and red meat, such as pork chops, with the fat trimmed off are examples of lean meat.
To assist consumers in meat selection, the government developed the following definitions, based on a cooked, 3-ounce portion of meat. 1  Extra lean meat contains less than 5 grams of total fat and less than 2 grams of saturated fat. 2  Lean meat contains less than 10 grams of total fat and less than 4.5 grams of saturated fat.